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All Day Vitamin Brightening & Balancing Facial Serum
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All Day Vitamin Brightening & Balancing Facial Serum

All Day Vitamin Brightening & Balancing Facial Serum

A beginner-friendly, high-concentration brightening serum featuring 86.14% Sea Buckthorn (Vitamin Tree) Extract and 2% Niacinamide. This lightweight, non-water-based formula helps even skin tone, reduce dullness, and restore a healthy, radiant glow while being gentle enough for sensitive skin.

๐Ÿ‡ฐ๐Ÿ‡ท K-Beauty ยท Made in South Korea
โœ” Vegan Certified โœ” Dermatologist Tested โœ” Alcohol-Free โœ” Paraben-Free โœ” Silicone-Free โœ” Cruelty-Free โœ” #1 Bestseller
Pregnancy Safe
Yes โœ”
Fungal Acne Safe
No โœ—
Comedogenic Rating
1/5
๐ŸŠ
Hero Ingredient
Vitamin Tree 86.14%
โœจ
Niacinamide
2% (20,000ppm)
๐Ÿ’ง
Volume
30ml / 1.01 fl oz
๐ŸŒฟ
Formula
Non-Water Based
๐ŸŽฏ
Skin Type
All Types

โœจ Texture & Feel

๐Ÿ’ง
Consistency
Lightweight Gel
๐Ÿ‘ƒ
Scent
Light Citrus Botanical
โฑ๏ธ
Absorption
Quick, Non-Sticky
๐ŸŽฏ
Finish
Dewy Glow
๐ŸŒŸ

Brightening Power

86.14% Vitamin Tree Extract rich in vitamins A, B, C, D, E, K works to visibly brighten dull skin and even out skin tone.

๐Ÿ”„

Balancing Formula

2% Niacinamide helps regulate sebum production, minimize pores, and strengthen the skin barrier for healthier skin.

๐Ÿ’ฆ

Deep Hydration

Hyaluronic Acid and Betaine provide multi-level hydration, plumping skin and reducing fine lines.

๐ŸŒฟ

Soothing Complex

Centella Asiatica, Chamomile, and Licorice Root calm irritation, reduce redness, and protect sensitive skin.

๐Ÿ›ก๏ธ Safety & Compatibility

โœ…
Pregnancy & Breastfeeding Safe

Contains only pregnancy-safe ingredients. Vitamin C derivatives and Niacinamide are considered safe during pregnancy and breastfeeding.

โš ๏ธ
Not Fungal Acne (Malassezia) Safe

Contains PEG-40 Hydrogenated Castor Oil and Arginine which may feed malassezia. Not recommended for fungal acne-prone skin.

โœ…
Low Comedogenic Rating (1/5)

Non-water based formula with minimal pore-clogging ingredients. Suitable for most acne-prone skin types.

โš ๏ธ
Contains Essential Oils

Includes Bergamot, Rose Geranium, and Ylang Ylang oils. Patch test recommended for very sensitive or fragrance-reactive skin.

๐Ÿ”ฌ Ingredient Breakdown

๐ŸŠ Sea Buckthorn (Vitamin Tree) Extract 86.14% Proven

The hero ingredient rich in vitamins A, B, C, D, E, and K, plus essential fatty acids. Known for its powerful antioxidant, brightening, and skin-healing properties.

  • Brightening: High vitamin C content helps inhibit melanin production for brighter, more even skin tone
  • Antioxidant: Protects against UV damage and environmental stressors
  • Healing: Promotes skin repair and reduces inflammation
๐Ÿ’ก
Non-water based formula means higher concentration of active ingredients reaches your skin

โœจ Niacinamide (Vitamin B3) 2% Proven

A multi-functional skincare superstar with extensive clinical research backing its effectiveness for multiple skin concerns.

  • Skin Brightening: Inhibits melanosome transfer to reduce dark spots and hyperpigmentation
  • Barrier Support: Increases ceramide production for stronger, healthier skin barrier
  • Oil Control: Regulates sebum production without drying the skin
  • Anti-Aging: Improves fine lines and wrinkles at concentrations of 2-5%

๐Ÿ’ง Sodium Hyaluronate Proven

The sodium salt form of Hyaluronic Acid, known for its exceptional water-binding capacity of up to 1000x its own weight.

  • Hydration: Draws moisture into the skin for plumping effect
  • Penetration: Smaller molecular size allows better absorption than pure HA

๐ŸŒฟ Centella Asiatica Extract Proven

Also known as Cica or Gotu Kola, this traditional healing herb is backed by modern science for its soothing and repairing properties.

  • Anti-inflammatory: Contains asiaticoside and madecassoside that calm irritation
  • Wound Healing: Stimulates collagen synthesis and promotes skin repair
  • Antioxidant: Protects against environmental damage

๐Ÿต Green Tea Extract Proven

Rich in catechins (especially EGCG), one of the most researched natural antioxidants in skincare.

  • Antioxidant: Neutralizes free radicals and protects against UV damage
  • Anti-inflammatory: Helps with rosacea, acne, and atopic dermatitis

๐Ÿฌ Licorice Root Extract Proven

Contains glabridin, one of the safest and most effective natural skin-lightening agents with anti-inflammatory benefits.

  • Depigmenting: Studies show it may be more effective than hydroquinone with fewer side effects
  • Soothing: Glycyrrhizin provides potent anti-inflammatory action

30 ingredients

Hippophae Rhamnoides Fruit Extract, Methylpropanediol, Glycerin, Niacinamide, Dipropylene Glycol, Sodium Hyaluronate, PEG-40 Hydrogenated Castor Oil, Centella Asiatica Extract, Polygonum Cuspidatum Root Extract, Scutellaria Baicalensis Root Extract, Camellia Sinensis Leaf Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Chamomilla Recutita (Matricaria) Flower Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Panthenol, Betaine, Ascorbic Acid, Hydroxyacetophenone, Pentylene Glycol, Caprylyl Glycol, Butylene Glycol, Chlorphenesin, Carbomer, Arginine, Disodium EDTA, Pelargonium Graveolens Flower Oil, Cymbopogon Martini Oil, Cananga Odorata Flower Oil, Citrus Aurantium Bergamia (Bergamot) Peel Oil, Rosa Damascena Flower Oil

FREE FROM: Alcohol, Parabens, Silicones, Sulfates, Artificial Fragrance, Mineral Oil, PEGs (except PEG-40 Hydrogenated Castor Oil as emulsifier)

๐Ÿ”„ Where It Fits in Your Routine

1
Cleanser
2
Toner
3
This Serum
4
Essence/Ampoule
5
Moisturizer
6
Sunscreen (AM)

Use AM and PM. Apply after toner on clean skin. Light enough to layer with other serums. Always follow with sunscreen in the morning.

๐Ÿ“ How to Use

1

Cleanse & Prep

Start with a clean face. Apply your toner and wait for it to absorb. Slightly damp skin helps absorption.

2

Dispense

Apply 2-3 drops (about a pea-sized amount) onto your fingertips or directly onto skin.

3

Apply & Pat

Gently spread over face and neck. Pat lightly to enhance absorption. Avoid rubbing harshly.

4

Layer & Protect

Wait 30 seconds for absorption, then follow with moisturizer. Always apply SPF 30+ in the morning.

๐Ÿ‘ค Who Is It For?

โœ… Perfect for you if:

  • You have dull, uneven skin tone
  • You're new to vitamin C serums and want a gentle option
  • You have hyperpigmentation or dark spots
  • You want a brightening serum that's pregnancy-safe
  • You have combination to oily skin
  • You want a lightweight, non-sticky formula
  • You're looking for a multi-vitamin approach to skincare

โŒ Consider alternatives if:

  • You have fungal acne (malassezia folliculitis)
  • You're highly sensitive to essential oils or fragrance
  • You need aggressive dark spot treatment (try pure L-ascorbic acid 15-20%)
  • You have extremely dry skin (may need richer formula)
  • You prefer completely fragrance-free products

๐ŸŽฏ Skin Type Compatibility

Oily Skin โ˜…โ˜…โ˜…โ˜…โ˜… Excellent

Lightweight gel texture absorbs quickly without adding shine. Niacinamide helps regulate sebum production.

Dry Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Provides hydration via hyaluronic acid but may need a richer moisturizer layered on top for very dry skin.

Combination Skin โ˜…โ˜…โ˜…โ˜…โ˜… Excellent

Balances oil in T-zone while hydrating dry areas. Perfect for combination skin concerns.

Sensitive Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Dermatologist tested with soothing Centella and Chamomile. Contains essential oils - patch test first.

Acne-Prone Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Low comedogenic rating (1/5). Niacinamide helps with acne. NOT suitable for fungal acne specifically.

๐Ÿ“ˆ Results Timeline

Week 1

Immediate Hydration & Glow

Skin feels more hydrated and looks dewier. Some users report an instant "glow from within" effect after first application.

85% noticed improved hydration
Week 2-3

Visible Brightening

Dull skin starts looking more radiant. Overall skin tone appears more even. Fine lines may appear softer.

70% noticed brighter complexion
Week 4-6

Dark Spot Reduction

Hyperpigmentation and acne scars begin to fade. Skin texture improves with continued use.

65% noticed fading dark spots
Week 8+

Long-term Improvement

Significant improvement in overall skin clarity, tone evenness, and radiance. Best results with consistent daily use.

80% would repurchase

โญ Ratings by Platform

๐Ÿ›’ Amazon
โ˜…โ˜…โ˜…โ˜… 4.5
Rating
3,500+
Reviews
โš ๏ธ Main complaint: Small bottle size for the price; some mention slight citrus scent
๐ŸŒฟ iHerb
โ˜…โ˜…โ˜…โ˜…โ˜… 4.7
Rating
1,200+
Reviews
โš ๏ธ Main complaint: Results take time for stubborn dark spots; essential oil scent
๐ŸŒธ YesStyle
โ˜…โ˜…โ˜…โ˜… 4.6
Rating
800+
Reviews
โš ๏ธ Main complaint: May cause slight warmth on sensitive skin upon first use
๐Ÿ  Brand Website
โ˜…โ˜…โ˜…โ˜…โ˜… 4.8
Rating
500+
Reviews
โš ๏ธ Main complaint: Wish it came in a larger size; packaging could be more airtight

โš–๏ธ Pros & Cons

โœ… Praised

  • Visible brightening results within 1-2 weeks
  • Lightweight, non-sticky texture
  • Beginner-friendly and gentle formula
  • Multi-vitamin approach with antioxidant benefits
  • Layers well under makeup and other products
  • Vegan and cruelty-free
  • Affordable K-beauty price point
  • Suitable for sensitive skin (dermatologist tested)

โŒ Criticized

  • Small bottle size (30ml) runs out quickly
  • Contains essential oils (not for fragrance-sensitive skin)
  • Not suitable for fungal acne
  • Lower vitamin C concentration than pure L-AA serums
  • May cause slight warming sensation initially
  • Dropper packaging less hygienic than pump

๐Ÿ’ฐ Budget-Friendly Alternatives (Dupes)

85% Match
The Ordinary Niacinamide 10% + Zinc 1%
$6.50 Budget Pick

Higher niacinamide concentration (10% vs 2%) for oil control. Lacks the vitamin tree extract brightening benefits but excellent for pores and sebum regulation.

75% Match
Beauty of Joseon Glow Serum: Propolis + Niacinamide
$17.00 Similar Price

Similar K-beauty brightening approach with propolis instead of vitamin tree. More soothing, less antioxidant-focused. Great for acne-prone skin.

70% Match
PURITO Pure Vitamin C Serum
$18.00 Similar Price

Uses 5% pure ascorbic acid for more direct vitamin C benefits. Similar gentle formula with Centella. Good stepping stone to stronger vitamin C.

๐Ÿ”„ Comparison with Competitors

Dear, Klairs Freshly Juiced Vitamin Drop

$23
Key Ingredient 5% Pure Ascorbic Acid
Vitamin C Type L-Ascorbic Acid (Direct)
Niacinamide โœ— Not included
Best For Sensitive Skin, Vitamin C Beginners
Fragrance Fragrance-Free โœ“

COSRX The Vitamin C 13 Serum

$25
Key Ingredient 13% Pure Ascorbic Acid
Vitamin C Type L-Ascorbic Acid (Direct, Higher %)
Niacinamide โœ— Not included
Best For Intermediate Users, Faster Results
Fragrance Fragrance-Free โœ“

Goodal Green Tangerine Vita C Dark Spot Serum

$20
Key Ingredient 70% Green Tangerine Extract
Vitamin C Type Natural Vitamin C from Tangerine
Niacinamide โœ“ Included
Best For Dark Spots, Hyperpigmentation
Fragrance Citrus Scent

๐Ÿ“ฆ Storage & Shelf Life

๐Ÿ“…
Period After Opening (PAO)

12 months after opening. Check for color changes or unusual smell.

๐Ÿ 
Storage

Store in a cool, dry place away from direct sunlight. Refrigeration optional but can extend freshness.

๐Ÿ“ฆ
Packaging

Glass dropper bottle with orange-tinted glass to protect from light degradation.

โœˆ๏ธ
Travel Friendly

Yes, 30ml is under the 100ml TSA liquid limit. Fits easily in carry-on toiletry bag.

โ“ Frequently Asked Questions

Yes, this serum is considered safe during pregnancy and breastfeeding. It contains vitamin C derivatives (from sea buckthorn) and niacinamide, both of which are pregnancy-safe ingredients according to dermatologists. It does not contain retinoids, salicylic acid, hydroquinone, or other ingredients typically avoided during pregnancy. However, always consult with your healthcare provider before starting any new skincare product during pregnancy.

No, this serum is NOT fungal acne safe. It contains PEG-40 Hydrogenated Castor Oil and Arginine, which may feed malassezia yeast. If you have fungal acne (pityrosporum folliculitis), consider alternatives like the Jumiso Waterfull Hyaluronic Acid Serum or other fungal acne-safe options. Always check ingredients on sites like SkinSort or Folliculitis Scout before use.

Yes, but with caution. This serum contains a mild form of vitamin C and niacinamide, which generally pair well with other actives. You can use it with retinol (apply serum first, wait, then retinol). With pure L-ascorbic acid serums, use at different times of day. With AHA/BHA, start slowly to avoid over-exfoliation. The niacinamide in this formula can actually help buffer irritation from stronger actives.

This serum works best for oily, combination, and normal skin types due to its lightweight, non-greasy texture. It's also suitable for sensitive skin as it's dermatologist tested and contains soothing ingredients like Centella and Chamomile. Dry skin types can use it but should layer with a richer moisturizer. It's excellent for beginners who are new to vitamin C products.

Most users notice improved hydration and a subtle glow within the first week. Visible brightening typically occurs at weeks 2-3. For dark spots and hyperpigmentation, expect to see noticeable fading at 4-6 weeks with consistent twice-daily use. Maximum results are usually seen at 8+ weeks. Results vary based on skin type, concerns, and consistency of use.

Apply after cleansing and toning, before heavier products. The order is: Cleanser โ†’ Toner โ†’ This Serum โ†’ Other Serums/Ampoules โ†’ Moisturizer โ†’ Sunscreen (AM). This serum has a lightweight texture that should go before thicker products. It can be used both morning and evening. Always apply sunscreen in the morning as vitamin C can increase sun sensitivity.

This serum has a low comedogenic rating of 1/5, meaning it's unlikely to clog pores for most people. The non-water-based formula is lightweight and absorbs quickly. The niacinamide content actually helps regulate oil production and minimize pore appearance. However, everyone's skin is different - if you're very acne-prone, patch test first. Note: It is NOT suitable for fungal acne specifically.

The serum has a PAO (Period After Opening) of 12 months. Store in a cool, dry place away from direct sunlight to maintain effectiveness. The orange tinted glass helps protect from light degradation. If the serum changes color significantly (becomes much darker or brownish) or develops an off smell, it may have oxidized and should be replaced. Refrigeration can help extend freshness but is not required.

โ˜…โ˜…โ˜…โ˜…โ˜†
4.5 out of 5

Verdict: The Jumiso All Day Vitamin Brightening & Balancing Facial Serum is an excellent beginner-friendly brightening serum that delivers on its promises. With 86.14% Vitamin Tree Extract and 2% Niacinamide, it offers gentle yet effective brightening without the irritation of high-concentration L-ascorbic acid. Perfect for those new to vitamin C, pregnant/breastfeeding individuals, or anyone seeking a lightweight daily brightening treatment. The only drawbacks are the small bottle size, essential oil content (not suitable for fragrance-sensitive skin), and incompatibility with fungal acne. Overall, it's a solid K-beauty staple at an affordable price point.

$4.20

Original: $14.00

-70%
All Day Vitamin Brightening & Balancing Facial Serumโ€”

$14.00

$4.20

All Day Vitamin Brightening & Balancing Facial Serum

A beginner-friendly, high-concentration brightening serum featuring 86.14% Sea Buckthorn (Vitamin Tree) Extract and 2% Niacinamide. This lightweight, non-water-based formula helps even skin tone, reduce dullness, and restore a healthy, radiant glow while being gentle enough for sensitive skin.

๐Ÿ‡ฐ๐Ÿ‡ท K-Beauty ยท Made in South Korea
โœ” Vegan Certified โœ” Dermatologist Tested โœ” Alcohol-Free โœ” Paraben-Free โœ” Silicone-Free โœ” Cruelty-Free โœ” #1 Bestseller
Pregnancy Safe
Yes โœ”
Fungal Acne Safe
No โœ—
Comedogenic Rating
1/5
๐ŸŠ
Hero Ingredient
Vitamin Tree 86.14%
โœจ
Niacinamide
2% (20,000ppm)
๐Ÿ’ง
Volume
30ml / 1.01 fl oz
๐ŸŒฟ
Formula
Non-Water Based
๐ŸŽฏ
Skin Type
All Types

โœจ Texture & Feel

๐Ÿ’ง
Consistency
Lightweight Gel
๐Ÿ‘ƒ
Scent
Light Citrus Botanical
โฑ๏ธ
Absorption
Quick, Non-Sticky
๐ŸŽฏ
Finish
Dewy Glow
๐ŸŒŸ

Brightening Power

86.14% Vitamin Tree Extract rich in vitamins A, B, C, D, E, K works to visibly brighten dull skin and even out skin tone.

๐Ÿ”„

Balancing Formula

2% Niacinamide helps regulate sebum production, minimize pores, and strengthen the skin barrier for healthier skin.

๐Ÿ’ฆ

Deep Hydration

Hyaluronic Acid and Betaine provide multi-level hydration, plumping skin and reducing fine lines.

๐ŸŒฟ

Soothing Complex

Centella Asiatica, Chamomile, and Licorice Root calm irritation, reduce redness, and protect sensitive skin.

๐Ÿ›ก๏ธ Safety & Compatibility

โœ…
Pregnancy & Breastfeeding Safe

Contains only pregnancy-safe ingredients. Vitamin C derivatives and Niacinamide are considered safe during pregnancy and breastfeeding.

โš ๏ธ
Not Fungal Acne (Malassezia) Safe

Contains PEG-40 Hydrogenated Castor Oil and Arginine which may feed malassezia. Not recommended for fungal acne-prone skin.

โœ…
Low Comedogenic Rating (1/5)

Non-water based formula with minimal pore-clogging ingredients. Suitable for most acne-prone skin types.

โš ๏ธ
Contains Essential Oils

Includes Bergamot, Rose Geranium, and Ylang Ylang oils. Patch test recommended for very sensitive or fragrance-reactive skin.

๐Ÿ”ฌ Ingredient Breakdown

๐ŸŠ Sea Buckthorn (Vitamin Tree) Extract 86.14% Proven

The hero ingredient rich in vitamins A, B, C, D, E, and K, plus essential fatty acids. Known for its powerful antioxidant, brightening, and skin-healing properties.

  • Brightening: High vitamin C content helps inhibit melanin production for brighter, more even skin tone
  • Antioxidant: Protects against UV damage and environmental stressors
  • Healing: Promotes skin repair and reduces inflammation
๐Ÿ’ก
Non-water based formula means higher concentration of active ingredients reaches your skin

โœจ Niacinamide (Vitamin B3) 2% Proven

A multi-functional skincare superstar with extensive clinical research backing its effectiveness for multiple skin concerns.

  • Skin Brightening: Inhibits melanosome transfer to reduce dark spots and hyperpigmentation
  • Barrier Support: Increases ceramide production for stronger, healthier skin barrier
  • Oil Control: Regulates sebum production without drying the skin
  • Anti-Aging: Improves fine lines and wrinkles at concentrations of 2-5%

๐Ÿ’ง Sodium Hyaluronate Proven

The sodium salt form of Hyaluronic Acid, known for its exceptional water-binding capacity of up to 1000x its own weight.

  • Hydration: Draws moisture into the skin for plumping effect
  • Penetration: Smaller molecular size allows better absorption than pure HA

๐ŸŒฟ Centella Asiatica Extract Proven

Also known as Cica or Gotu Kola, this traditional healing herb is backed by modern science for its soothing and repairing properties.

  • Anti-inflammatory: Contains asiaticoside and madecassoside that calm irritation
  • Wound Healing: Stimulates collagen synthesis and promotes skin repair
  • Antioxidant: Protects against environmental damage

๐Ÿต Green Tea Extract Proven

Rich in catechins (especially EGCG), one of the most researched natural antioxidants in skincare.

  • Antioxidant: Neutralizes free radicals and protects against UV damage
  • Anti-inflammatory: Helps with rosacea, acne, and atopic dermatitis

๐Ÿฌ Licorice Root Extract Proven

Contains glabridin, one of the safest and most effective natural skin-lightening agents with anti-inflammatory benefits.

  • Depigmenting: Studies show it may be more effective than hydroquinone with fewer side effects
  • Soothing: Glycyrrhizin provides potent anti-inflammatory action

30 ingredients

Hippophae Rhamnoides Fruit Extract, Methylpropanediol, Glycerin, Niacinamide, Dipropylene Glycol, Sodium Hyaluronate, PEG-40 Hydrogenated Castor Oil, Centella Asiatica Extract, Polygonum Cuspidatum Root Extract, Scutellaria Baicalensis Root Extract, Camellia Sinensis Leaf Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Chamomilla Recutita (Matricaria) Flower Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Panthenol, Betaine, Ascorbic Acid, Hydroxyacetophenone, Pentylene Glycol, Caprylyl Glycol, Butylene Glycol, Chlorphenesin, Carbomer, Arginine, Disodium EDTA, Pelargonium Graveolens Flower Oil, Cymbopogon Martini Oil, Cananga Odorata Flower Oil, Citrus Aurantium Bergamia (Bergamot) Peel Oil, Rosa Damascena Flower Oil

FREE FROM: Alcohol, Parabens, Silicones, Sulfates, Artificial Fragrance, Mineral Oil, PEGs (except PEG-40 Hydrogenated Castor Oil as emulsifier)

๐Ÿ”„ Where It Fits in Your Routine

1
Cleanser
2
Toner
3
This Serum
4
Essence/Ampoule
5
Moisturizer
6
Sunscreen (AM)

Use AM and PM. Apply after toner on clean skin. Light enough to layer with other serums. Always follow with sunscreen in the morning.

๐Ÿ“ How to Use

1

Cleanse & Prep

Start with a clean face. Apply your toner and wait for it to absorb. Slightly damp skin helps absorption.

2

Dispense

Apply 2-3 drops (about a pea-sized amount) onto your fingertips or directly onto skin.

3

Apply & Pat

Gently spread over face and neck. Pat lightly to enhance absorption. Avoid rubbing harshly.

4

Layer & Protect

Wait 30 seconds for absorption, then follow with moisturizer. Always apply SPF 30+ in the morning.

๐Ÿ‘ค Who Is It For?

โœ… Perfect for you if:

  • You have dull, uneven skin tone
  • You're new to vitamin C serums and want a gentle option
  • You have hyperpigmentation or dark spots
  • You want a brightening serum that's pregnancy-safe
  • You have combination to oily skin
  • You want a lightweight, non-sticky formula
  • You're looking for a multi-vitamin approach to skincare

โŒ Consider alternatives if:

  • You have fungal acne (malassezia folliculitis)
  • You're highly sensitive to essential oils or fragrance
  • You need aggressive dark spot treatment (try pure L-ascorbic acid 15-20%)
  • You have extremely dry skin (may need richer formula)
  • You prefer completely fragrance-free products

๐ŸŽฏ Skin Type Compatibility

Oily Skin โ˜…โ˜…โ˜…โ˜…โ˜… Excellent

Lightweight gel texture absorbs quickly without adding shine. Niacinamide helps regulate sebum production.

Dry Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Provides hydration via hyaluronic acid but may need a richer moisturizer layered on top for very dry skin.

Combination Skin โ˜…โ˜…โ˜…โ˜…โ˜… Excellent

Balances oil in T-zone while hydrating dry areas. Perfect for combination skin concerns.

Sensitive Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Dermatologist tested with soothing Centella and Chamomile. Contains essential oils - patch test first.

Acne-Prone Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Low comedogenic rating (1/5). Niacinamide helps with acne. NOT suitable for fungal acne specifically.

๐Ÿ“ˆ Results Timeline

Week 1

Immediate Hydration & Glow

Skin feels more hydrated and looks dewier. Some users report an instant "glow from within" effect after first application.

85% noticed improved hydration
Week 2-3

Visible Brightening

Dull skin starts looking more radiant. Overall skin tone appears more even. Fine lines may appear softer.

70% noticed brighter complexion
Week 4-6

Dark Spot Reduction

Hyperpigmentation and acne scars begin to fade. Skin texture improves with continued use.

65% noticed fading dark spots
Week 8+

Long-term Improvement

Significant improvement in overall skin clarity, tone evenness, and radiance. Best results with consistent daily use.

80% would repurchase

โญ Ratings by Platform

๐Ÿ›’ Amazon
โ˜…โ˜…โ˜…โ˜… 4.5
Rating
3,500+
Reviews
โš ๏ธ Main complaint: Small bottle size for the price; some mention slight citrus scent
๐ŸŒฟ iHerb
โ˜…โ˜…โ˜…โ˜…โ˜… 4.7
Rating
1,200+
Reviews
โš ๏ธ Main complaint: Results take time for stubborn dark spots; essential oil scent
๐ŸŒธ YesStyle
โ˜…โ˜…โ˜…โ˜… 4.6
Rating
800+
Reviews
โš ๏ธ Main complaint: May cause slight warmth on sensitive skin upon first use
๐Ÿ  Brand Website
โ˜…โ˜…โ˜…โ˜…โ˜… 4.8
Rating
500+
Reviews
โš ๏ธ Main complaint: Wish it came in a larger size; packaging could be more airtight

โš–๏ธ Pros & Cons

โœ… Praised

  • Visible brightening results within 1-2 weeks
  • Lightweight, non-sticky texture
  • Beginner-friendly and gentle formula
  • Multi-vitamin approach with antioxidant benefits
  • Layers well under makeup and other products
  • Vegan and cruelty-free
  • Affordable K-beauty price point
  • Suitable for sensitive skin (dermatologist tested)

โŒ Criticized

  • Small bottle size (30ml) runs out quickly
  • Contains essential oils (not for fragrance-sensitive skin)
  • Not suitable for fungal acne
  • Lower vitamin C concentration than pure L-AA serums
  • May cause slight warming sensation initially
  • Dropper packaging less hygienic than pump

๐Ÿ’ฐ Budget-Friendly Alternatives (Dupes)

85% Match
The Ordinary Niacinamide 10% + Zinc 1%
$6.50 Budget Pick

Higher niacinamide concentration (10% vs 2%) for oil control. Lacks the vitamin tree extract brightening benefits but excellent for pores and sebum regulation.

75% Match
Beauty of Joseon Glow Serum: Propolis + Niacinamide
$17.00 Similar Price

Similar K-beauty brightening approach with propolis instead of vitamin tree. More soothing, less antioxidant-focused. Great for acne-prone skin.

70% Match
PURITO Pure Vitamin C Serum
$18.00 Similar Price

Uses 5% pure ascorbic acid for more direct vitamin C benefits. Similar gentle formula with Centella. Good stepping stone to stronger vitamin C.

๐Ÿ”„ Comparison with Competitors

Dear, Klairs Freshly Juiced Vitamin Drop

$23
Key Ingredient 5% Pure Ascorbic Acid
Vitamin C Type L-Ascorbic Acid (Direct)
Niacinamide โœ— Not included
Best For Sensitive Skin, Vitamin C Beginners
Fragrance Fragrance-Free โœ“

COSRX The Vitamin C 13 Serum

$25
Key Ingredient 13% Pure Ascorbic Acid
Vitamin C Type L-Ascorbic Acid (Direct, Higher %)
Niacinamide โœ— Not included
Best For Intermediate Users, Faster Results
Fragrance Fragrance-Free โœ“

Goodal Green Tangerine Vita C Dark Spot Serum

$20
Key Ingredient 70% Green Tangerine Extract
Vitamin C Type Natural Vitamin C from Tangerine
Niacinamide โœ“ Included
Best For Dark Spots, Hyperpigmentation
Fragrance Citrus Scent

๐Ÿ“ฆ Storage & Shelf Life

๐Ÿ“…
Period After Opening (PAO)

12 months after opening. Check for color changes or unusual smell.

๐Ÿ 
Storage

Store in a cool, dry place away from direct sunlight. Refrigeration optional but can extend freshness.

๐Ÿ“ฆ
Packaging

Glass dropper bottle with orange-tinted glass to protect from light degradation.

โœˆ๏ธ
Travel Friendly

Yes, 30ml is under the 100ml TSA liquid limit. Fits easily in carry-on toiletry bag.

โ“ Frequently Asked Questions

Yes, this serum is considered safe during pregnancy and breastfeeding. It contains vitamin C derivatives (from sea buckthorn) and niacinamide, both of which are pregnancy-safe ingredients according to dermatologists. It does not contain retinoids, salicylic acid, hydroquinone, or other ingredients typically avoided during pregnancy. However, always consult with your healthcare provider before starting any new skincare product during pregnancy.

No, this serum is NOT fungal acne safe. It contains PEG-40 Hydrogenated Castor Oil and Arginine, which may feed malassezia yeast. If you have fungal acne (pityrosporum folliculitis), consider alternatives like the Jumiso Waterfull Hyaluronic Acid Serum or other fungal acne-safe options. Always check ingredients on sites like SkinSort or Folliculitis Scout before use.

Yes, but with caution. This serum contains a mild form of vitamin C and niacinamide, which generally pair well with other actives. You can use it with retinol (apply serum first, wait, then retinol). With pure L-ascorbic acid serums, use at different times of day. With AHA/BHA, start slowly to avoid over-exfoliation. The niacinamide in this formula can actually help buffer irritation from stronger actives.

This serum works best for oily, combination, and normal skin types due to its lightweight, non-greasy texture. It's also suitable for sensitive skin as it's dermatologist tested and contains soothing ingredients like Centella and Chamomile. Dry skin types can use it but should layer with a richer moisturizer. It's excellent for beginners who are new to vitamin C products.

Most users notice improved hydration and a subtle glow within the first week. Visible brightening typically occurs at weeks 2-3. For dark spots and hyperpigmentation, expect to see noticeable fading at 4-6 weeks with consistent twice-daily use. Maximum results are usually seen at 8+ weeks. Results vary based on skin type, concerns, and consistency of use.

Apply after cleansing and toning, before heavier products. The order is: Cleanser โ†’ Toner โ†’ This Serum โ†’ Other Serums/Ampoules โ†’ Moisturizer โ†’ Sunscreen (AM). This serum has a lightweight texture that should go before thicker products. It can be used both morning and evening. Always apply sunscreen in the morning as vitamin C can increase sun sensitivity.

This serum has a low comedogenic rating of 1/5, meaning it's unlikely to clog pores for most people. The non-water-based formula is lightweight and absorbs quickly. The niacinamide content actually helps regulate oil production and minimize pore appearance. However, everyone's skin is different - if you're very acne-prone, patch test first. Note: It is NOT suitable for fungal acne specifically.

The serum has a PAO (Period After Opening) of 12 months. Store in a cool, dry place away from direct sunlight to maintain effectiveness. The orange tinted glass helps protect from light degradation. If the serum changes color significantly (becomes much darker or brownish) or develops an off smell, it may have oxidized and should be replaced. Refrigeration can help extend freshness but is not required.

โ˜…โ˜…โ˜…โ˜…โ˜†
4.5 out of 5

Verdict: The Jumiso All Day Vitamin Brightening & Balancing Facial Serum is an excellent beginner-friendly brightening serum that delivers on its promises. With 86.14% Vitamin Tree Extract and 2% Niacinamide, it offers gentle yet effective brightening without the irritation of high-concentration L-ascorbic acid. Perfect for those new to vitamin C, pregnant/breastfeeding individuals, or anyone seeking a lightweight daily brightening treatment. The only drawbacks are the small bottle size, essential oil content (not suitable for fragrance-sensitive skin), and incompatibility with fungal acne. Overall, it's a solid K-beauty staple at an affordable price point.

Product Information

Shipping & Returns

Description

A beginner-friendly, high-concentration brightening serum featuring 86.14% Sea Buckthorn (Vitamin Tree) Extract and 2% Niacinamide. This lightweight, non-water-based formula helps even skin tone, reduce dullness, and restore a healthy, radiant glow while being gentle enough for sensitive skin.

๐Ÿ‡ฐ๐Ÿ‡ท K-Beauty ยท Made in South Korea
โœ” Vegan Certified โœ” Dermatologist Tested โœ” Alcohol-Free โœ” Paraben-Free โœ” Silicone-Free โœ” Cruelty-Free โœ” #1 Bestseller
Pregnancy Safe
Yes โœ”
Fungal Acne Safe
No โœ—
Comedogenic Rating
1/5
๐ŸŠ
Hero Ingredient
Vitamin Tree 86.14%
โœจ
Niacinamide
2% (20,000ppm)
๐Ÿ’ง
Volume
30ml / 1.01 fl oz
๐ŸŒฟ
Formula
Non-Water Based
๐ŸŽฏ
Skin Type
All Types

โœจ Texture & Feel

๐Ÿ’ง
Consistency
Lightweight Gel
๐Ÿ‘ƒ
Scent
Light Citrus Botanical
โฑ๏ธ
Absorption
Quick, Non-Sticky
๐ŸŽฏ
Finish
Dewy Glow
๐ŸŒŸ

Brightening Power

86.14% Vitamin Tree Extract rich in vitamins A, B, C, D, E, K works to visibly brighten dull skin and even out skin tone.

๐Ÿ”„

Balancing Formula

2% Niacinamide helps regulate sebum production, minimize pores, and strengthen the skin barrier for healthier skin.

๐Ÿ’ฆ

Deep Hydration

Hyaluronic Acid and Betaine provide multi-level hydration, plumping skin and reducing fine lines.

๐ŸŒฟ

Soothing Complex

Centella Asiatica, Chamomile, and Licorice Root calm irritation, reduce redness, and protect sensitive skin.

๐Ÿ›ก๏ธ Safety & Compatibility

โœ…
Pregnancy & Breastfeeding Safe

Contains only pregnancy-safe ingredients. Vitamin C derivatives and Niacinamide are considered safe during pregnancy and breastfeeding.

โš ๏ธ
Not Fungal Acne (Malassezia) Safe

Contains PEG-40 Hydrogenated Castor Oil and Arginine which may feed malassezia. Not recommended for fungal acne-prone skin.

โœ…
Low Comedogenic Rating (1/5)

Non-water based formula with minimal pore-clogging ingredients. Suitable for most acne-prone skin types.

โš ๏ธ
Contains Essential Oils

Includes Bergamot, Rose Geranium, and Ylang Ylang oils. Patch test recommended for very sensitive or fragrance-reactive skin.

๐Ÿ”ฌ Ingredient Breakdown

๐ŸŠ Sea Buckthorn (Vitamin Tree) Extract 86.14% Proven

The hero ingredient rich in vitamins A, B, C, D, E, and K, plus essential fatty acids. Known for its powerful antioxidant, brightening, and skin-healing properties.

  • Brightening: High vitamin C content helps inhibit melanin production for brighter, more even skin tone
  • Antioxidant: Protects against UV damage and environmental stressors
  • Healing: Promotes skin repair and reduces inflammation
๐Ÿ’ก
Non-water based formula means higher concentration of active ingredients reaches your skin

โœจ Niacinamide (Vitamin B3) 2% Proven

A multi-functional skincare superstar with extensive clinical research backing its effectiveness for multiple skin concerns.

  • Skin Brightening: Inhibits melanosome transfer to reduce dark spots and hyperpigmentation
  • Barrier Support: Increases ceramide production for stronger, healthier skin barrier
  • Oil Control: Regulates sebum production without drying the skin
  • Anti-Aging: Improves fine lines and wrinkles at concentrations of 2-5%

๐Ÿ’ง Sodium Hyaluronate Proven

The sodium salt form of Hyaluronic Acid, known for its exceptional water-binding capacity of up to 1000x its own weight.

  • Hydration: Draws moisture into the skin for plumping effect
  • Penetration: Smaller molecular size allows better absorption than pure HA

๐ŸŒฟ Centella Asiatica Extract Proven

Also known as Cica or Gotu Kola, this traditional healing herb is backed by modern science for its soothing and repairing properties.

  • Anti-inflammatory: Contains asiaticoside and madecassoside that calm irritation
  • Wound Healing: Stimulates collagen synthesis and promotes skin repair
  • Antioxidant: Protects against environmental damage

๐Ÿต Green Tea Extract Proven

Rich in catechins (especially EGCG), one of the most researched natural antioxidants in skincare.

  • Antioxidant: Neutralizes free radicals and protects against UV damage
  • Anti-inflammatory: Helps with rosacea, acne, and atopic dermatitis

๐Ÿฌ Licorice Root Extract Proven

Contains glabridin, one of the safest and most effective natural skin-lightening agents with anti-inflammatory benefits.

  • Depigmenting: Studies show it may be more effective than hydroquinone with fewer side effects
  • Soothing: Glycyrrhizin provides potent anti-inflammatory action

30 ingredients

Hippophae Rhamnoides Fruit Extract, Methylpropanediol, Glycerin, Niacinamide, Dipropylene Glycol, Sodium Hyaluronate, PEG-40 Hydrogenated Castor Oil, Centella Asiatica Extract, Polygonum Cuspidatum Root Extract, Scutellaria Baicalensis Root Extract, Camellia Sinensis Leaf Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Chamomilla Recutita (Matricaria) Flower Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Panthenol, Betaine, Ascorbic Acid, Hydroxyacetophenone, Pentylene Glycol, Caprylyl Glycol, Butylene Glycol, Chlorphenesin, Carbomer, Arginine, Disodium EDTA, Pelargonium Graveolens Flower Oil, Cymbopogon Martini Oil, Cananga Odorata Flower Oil, Citrus Aurantium Bergamia (Bergamot) Peel Oil, Rosa Damascena Flower Oil

FREE FROM: Alcohol, Parabens, Silicones, Sulfates, Artificial Fragrance, Mineral Oil, PEGs (except PEG-40 Hydrogenated Castor Oil as emulsifier)

๐Ÿ”„ Where It Fits in Your Routine

1
Cleanser
2
Toner
3
This Serum
4
Essence/Ampoule
5
Moisturizer
6
Sunscreen (AM)

Use AM and PM. Apply after toner on clean skin. Light enough to layer with other serums. Always follow with sunscreen in the morning.

๐Ÿ“ How to Use

1

Cleanse & Prep

Start with a clean face. Apply your toner and wait for it to absorb. Slightly damp skin helps absorption.

2

Dispense

Apply 2-3 drops (about a pea-sized amount) onto your fingertips or directly onto skin.

3

Apply & Pat

Gently spread over face and neck. Pat lightly to enhance absorption. Avoid rubbing harshly.

4

Layer & Protect

Wait 30 seconds for absorption, then follow with moisturizer. Always apply SPF 30+ in the morning.

๐Ÿ‘ค Who Is It For?

โœ… Perfect for you if:

  • You have dull, uneven skin tone
  • You're new to vitamin C serums and want a gentle option
  • You have hyperpigmentation or dark spots
  • You want a brightening serum that's pregnancy-safe
  • You have combination to oily skin
  • You want a lightweight, non-sticky formula
  • You're looking for a multi-vitamin approach to skincare

โŒ Consider alternatives if:

  • You have fungal acne (malassezia folliculitis)
  • You're highly sensitive to essential oils or fragrance
  • You need aggressive dark spot treatment (try pure L-ascorbic acid 15-20%)
  • You have extremely dry skin (may need richer formula)
  • You prefer completely fragrance-free products

๐ŸŽฏ Skin Type Compatibility

Oily Skin โ˜…โ˜…โ˜…โ˜…โ˜… Excellent

Lightweight gel texture absorbs quickly without adding shine. Niacinamide helps regulate sebum production.

Dry Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Provides hydration via hyaluronic acid but may need a richer moisturizer layered on top for very dry skin.

Combination Skin โ˜…โ˜…โ˜…โ˜…โ˜… Excellent

Balances oil in T-zone while hydrating dry areas. Perfect for combination skin concerns.

Sensitive Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Dermatologist tested with soothing Centella and Chamomile. Contains essential oils - patch test first.

Acne-Prone Skin โ˜…โ˜…โ˜…โ˜…โ˜† Good

Low comedogenic rating (1/5). Niacinamide helps with acne. NOT suitable for fungal acne specifically.

๐Ÿ“ˆ Results Timeline

Week 1

Immediate Hydration & Glow

Skin feels more hydrated and looks dewier. Some users report an instant "glow from within" effect after first application.

85% noticed improved hydration
Week 2-3

Visible Brightening

Dull skin starts looking more radiant. Overall skin tone appears more even. Fine lines may appear softer.

70% noticed brighter complexion
Week 4-6

Dark Spot Reduction

Hyperpigmentation and acne scars begin to fade. Skin texture improves with continued use.

65% noticed fading dark spots
Week 8+

Long-term Improvement

Significant improvement in overall skin clarity, tone evenness, and radiance. Best results with consistent daily use.

80% would repurchase

โญ Ratings by Platform

๐Ÿ›’ Amazon
โ˜…โ˜…โ˜…โ˜… 4.5
Rating
3,500+
Reviews
โš ๏ธ Main complaint: Small bottle size for the price; some mention slight citrus scent
๐ŸŒฟ iHerb
โ˜…โ˜…โ˜…โ˜…โ˜… 4.7
Rating
1,200+
Reviews
โš ๏ธ Main complaint: Results take time for stubborn dark spots; essential oil scent
๐ŸŒธ YesStyle
โ˜…โ˜…โ˜…โ˜… 4.6
Rating
800+
Reviews
โš ๏ธ Main complaint: May cause slight warmth on sensitive skin upon first use
๐Ÿ  Brand Website
โ˜…โ˜…โ˜…โ˜…โ˜… 4.8
Rating
500+
Reviews
โš ๏ธ Main complaint: Wish it came in a larger size; packaging could be more airtight

โš–๏ธ Pros & Cons

โœ… Praised

  • Visible brightening results within 1-2 weeks
  • Lightweight, non-sticky texture
  • Beginner-friendly and gentle formula
  • Multi-vitamin approach with antioxidant benefits
  • Layers well under makeup and other products
  • Vegan and cruelty-free
  • Affordable K-beauty price point
  • Suitable for sensitive skin (dermatologist tested)

โŒ Criticized

  • Small bottle size (30ml) runs out quickly
  • Contains essential oils (not for fragrance-sensitive skin)
  • Not suitable for fungal acne
  • Lower vitamin C concentration than pure L-AA serums
  • May cause slight warming sensation initially
  • Dropper packaging less hygienic than pump

๐Ÿ’ฐ Budget-Friendly Alternatives (Dupes)

85% Match
The Ordinary Niacinamide 10% + Zinc 1%
$6.50 Budget Pick

Higher niacinamide concentration (10% vs 2%) for oil control. Lacks the vitamin tree extract brightening benefits but excellent for pores and sebum regulation.

75% Match
Beauty of Joseon Glow Serum: Propolis + Niacinamide
$17.00 Similar Price

Similar K-beauty brightening approach with propolis instead of vitamin tree. More soothing, less antioxidant-focused. Great for acne-prone skin.

70% Match
PURITO Pure Vitamin C Serum
$18.00 Similar Price

Uses 5% pure ascorbic acid for more direct vitamin C benefits. Similar gentle formula with Centella. Good stepping stone to stronger vitamin C.

๐Ÿ”„ Comparison with Competitors

Dear, Klairs Freshly Juiced Vitamin Drop

$23
Key Ingredient 5% Pure Ascorbic Acid
Vitamin C Type L-Ascorbic Acid (Direct)
Niacinamide โœ— Not included
Best For Sensitive Skin, Vitamin C Beginners
Fragrance Fragrance-Free โœ“

COSRX The Vitamin C 13 Serum

$25
Key Ingredient 13% Pure Ascorbic Acid
Vitamin C Type L-Ascorbic Acid (Direct, Higher %)
Niacinamide โœ— Not included
Best For Intermediate Users, Faster Results
Fragrance Fragrance-Free โœ“

Goodal Green Tangerine Vita C Dark Spot Serum

$20
Key Ingredient 70% Green Tangerine Extract
Vitamin C Type Natural Vitamin C from Tangerine
Niacinamide โœ“ Included
Best For Dark Spots, Hyperpigmentation
Fragrance Citrus Scent

๐Ÿ“ฆ Storage & Shelf Life

๐Ÿ“…
Period After Opening (PAO)

12 months after opening. Check for color changes or unusual smell.

๐Ÿ 
Storage

Store in a cool, dry place away from direct sunlight. Refrigeration optional but can extend freshness.

๐Ÿ“ฆ
Packaging

Glass dropper bottle with orange-tinted glass to protect from light degradation.

โœˆ๏ธ
Travel Friendly

Yes, 30ml is under the 100ml TSA liquid limit. Fits easily in carry-on toiletry bag.

โ“ Frequently Asked Questions

Yes, this serum is considered safe during pregnancy and breastfeeding. It contains vitamin C derivatives (from sea buckthorn) and niacinamide, both of which are pregnancy-safe ingredients according to dermatologists. It does not contain retinoids, salicylic acid, hydroquinone, or other ingredients typically avoided during pregnancy. However, always consult with your healthcare provider before starting any new skincare product during pregnancy.

No, this serum is NOT fungal acne safe. It contains PEG-40 Hydrogenated Castor Oil and Arginine, which may feed malassezia yeast. If you have fungal acne (pityrosporum folliculitis), consider alternatives like the Jumiso Waterfull Hyaluronic Acid Serum or other fungal acne-safe options. Always check ingredients on sites like SkinSort or Folliculitis Scout before use.

Yes, but with caution. This serum contains a mild form of vitamin C and niacinamide, which generally pair well with other actives. You can use it with retinol (apply serum first, wait, then retinol). With pure L-ascorbic acid serums, use at different times of day. With AHA/BHA, start slowly to avoid over-exfoliation. The niacinamide in this formula can actually help buffer irritation from stronger actives.

This serum works best for oily, combination, and normal skin types due to its lightweight, non-greasy texture. It's also suitable for sensitive skin as it's dermatologist tested and contains soothing ingredients like Centella and Chamomile. Dry skin types can use it but should layer with a richer moisturizer. It's excellent for beginners who are new to vitamin C products.

Most users notice improved hydration and a subtle glow within the first week. Visible brightening typically occurs at weeks 2-3. For dark spots and hyperpigmentation, expect to see noticeable fading at 4-6 weeks with consistent twice-daily use. Maximum results are usually seen at 8+ weeks. Results vary based on skin type, concerns, and consistency of use.

Apply after cleansing and toning, before heavier products. The order is: Cleanser โ†’ Toner โ†’ This Serum โ†’ Other Serums/Ampoules โ†’ Moisturizer โ†’ Sunscreen (AM). This serum has a lightweight texture that should go before thicker products. It can be used both morning and evening. Always apply sunscreen in the morning as vitamin C can increase sun sensitivity.

This serum has a low comedogenic rating of 1/5, meaning it's unlikely to clog pores for most people. The non-water-based formula is lightweight and absorbs quickly. The niacinamide content actually helps regulate oil production and minimize pore appearance. However, everyone's skin is different - if you're very acne-prone, patch test first. Note: It is NOT suitable for fungal acne specifically.

The serum has a PAO (Period After Opening) of 12 months. Store in a cool, dry place away from direct sunlight to maintain effectiveness. The orange tinted glass helps protect from light degradation. If the serum changes color significantly (becomes much darker or brownish) or develops an off smell, it may have oxidized and should be replaced. Refrigeration can help extend freshness but is not required.

โ˜…โ˜…โ˜…โ˜…โ˜†
4.5 out of 5

Verdict: The Jumiso All Day Vitamin Brightening & Balancing Facial Serum is an excellent beginner-friendly brightening serum that delivers on its promises. With 86.14% Vitamin Tree Extract and 2% Niacinamide, it offers gentle yet effective brightening without the irritation of high-concentration L-ascorbic acid. Perfect for those new to vitamin C, pregnant/breastfeeding individuals, or anyone seeking a lightweight daily brightening treatment. The only drawbacks are the small bottle size, essential oil content (not suitable for fragrance-sensitive skin), and incompatibility with fungal acne. Overall, it's a solid K-beauty staple at an affordable price point.