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Innisfree Green Tea Enzyme Vitamin C Brightening Serum ingredients: is it worth it?
A decent hydrating serum wearing a vitamin-C costume, not a clinical-strength brightening treatment.

A decent hydrating serum wearing a vitamin-C costume, not a clinical-strength brightening treatment.
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The efficacy score is 3.7/5: 3-O-Ethyl Ascorbic Acid appears fifth and is a credible but weaker, slower vitamin-C derivative whose concentration is undisclosed; the second vitamin-C derivative, niacinamide, gluconolactone, and ferulic acid sit lower in the list, so they cannot be assumed to be present at treatment-level concentrations. Glycerin, glycols, squalane, panthenol, and hyaluronic acid provide the formula’s most reliable benefit—hydration and emollience—while the antioxidant pairing is conceptually sensible but not equivalent to a well-studied low-pH L-ascorbic-acid formula. The marketed glutathione does not meaningfully drive the score because topical evidence is limited. The 4-week, 32-person brand study reported improvements in tone and dark spots, but it was short and included self-assessment rather than establishing robust independent clinical efficacy.
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DemythSkin rates Innisfree Green Tea Enzyme Vitamin C Brightening Serum 3.7/5 for efficacy and 4.5/5 for safety.
ACTIVE INGREDIENTS BY TIER
Gold Standards
High clinical proof | Skin-transformativeReliable
Proven resultsPotent
Developing evidenceOverhyped | Marketing
Hype | Limited dataDocumented Irritants
Evidence-backed flagFORMULATION BASE (11)⌄
FULL INGREDIENT LIST⌄
Eau, Propanediol, 1,2-Hexanediol, Glycerin, 3-O-Ethyl Ascorbic Acid, Butylene Glycol, Lactobacillus Ferment Lysate, Squalane, Helianthus Annuus (Sunflower) Seed Oil, Dextrin, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Caprylic/Capric Triglyceride, Tromethamine, Xanthan Gum, Gluconolactone, Citrus Reticulata (Tangerine) Peel Extract, Panthenol, Niacinamide, Allantoin, Daucus Carota Sativa (Carrot) Root Extract, Hyaluronic Acid, Pentylene Glycol, Sodium Metaphosphate, Silica Dimethyl Silylate, Cyclodextrin, Tocopherol, Ethylhexylglycerin, Madecassoside, Hydrogenated Poly(C6-20 Olefin), Protease, Ascorbyl Tetraisopalmitate, Glutathione, Achillea Millefolium Extract, Hdi/Trimethylol Hexyllactone Crosspolymer, Beta-Carotene, Ferulic Acid For informational purposes only. While we endeavor to keep this ingredient list accurate, please be advised that our ingredient list may change. We recommend you refer to the ingredient list on the individual product package for the most up to date ingredient list. How to Apply 1. Use after cleansing, toning and before cream 2. Apply a few drops + smooth evenly onto entire face and neck. Gently pat in for better absorption 3. Use AM + PM. Layer with sunscreen in the AM How to Recycle innisfree partners with TerraCycle® on a no-waste recycling program to give your empties a second life - Join
WHAT EACH INGREDIENT DOES (24)⌄
- Eau
- solvent and formula base
- Propanediol
- humectant and solvent
- 1,2-Hexanediol
- solvent and preservative booster
- Glycerin
- water-binding humectant
- 3-O-Ethyl Ascorbic Acid
- stable vitamin C derivative
- Butylene Glycol
- humectant and solvent
- Lactobacillus Ferment Lysate
- fermented skin-conditioning ingredient
- Squalane
- emollient and barrier lubricant
- Helianthus Annuus (Sunflower) Seed Oil
- emollient plant oil
- Dextrin
- texture and film-forming agent
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer
- gel-forming thickener
- Caprylic/Capric Triglyceride
- light emollient
- Tromethamine
- pH-adjusting agent
- Xanthan Gum
- viscosity-control thickener
- Gluconolactone
- polyhydroxy acid
- Citrus Reticulata (Tangerine) Peel Extract
- botanical skin-conditioning extract
- Panthenol
- humectant and soothing agent
- Niacinamide
- vitamin B3 skin-conditioning agent
- Allantoin
- soothing skin protectant
- Daucus Carota Sativa (Carrot) Root Extract
- botanical antioxidant extract
- Hyaluronic Acid
- film-forming humectant
- Pentylene Glycol
- humectant and solvent
- Sodium Metaphosphate
- chelating and stabilizing agent
- Silica Dimethyl Silylate
- rheology-control thickener
EXTERNAL CITATIONS
3-O-Ethyl Ascorbic Acid: Vitamin C derivative positioned fifth in the published INCI; concentration and pH are undisclosed
Niacinamide: Brightening and barrier-support ingredient positioned below several base ingredients
Glycerin: High-position humectant supporting hydration
Squalane: Emollient supporting skin comfort and barrier function
DISCLAIMER: THIS ANALYSIS IS FOR INFORMATION ONLY. NOT MEDICAL ADVICE. AI-GENERATED DATA BASED ON PUBLICLY AVAILABLE INGREDIENT LISTS. VERIFY WITH A MEDICAL PROFESSIONAL.
A cheaper serum that scores as high or higher
A different formula for the same concern (brightening) that scores at least as high on both efficacy and safety.

Innisfree Green Tea Enzyme Vitamin C Brightening Serum: common questions
Is Innisfree Green Tea Enzyme Vitamin C Brightening Serum worth it?
Innisfree Green Tea Enzyme Vitamin C Brightening Serum scores 3.7 out of 5.0 for efficacy (Modest) and 4.5 out of 5.0 for safety (Very Gentle) on DemythSkin's independent ingredient analysis. A decent hydrating serum wearing a vitamin-C costume, not a clinical-strength brightening treatment.
What are the key active ingredients in Innisfree Green Tea Enzyme Vitamin C Brightening Serum?
Innisfree Green Tea Enzyme Vitamin C Brightening Serum contains no gold-standard actives. Its formula is built on supporting and base ingredients rather than clinically transformative actives.
Does Innisfree Green Tea Enzyme Vitamin C Brightening Serum contain fragrance or known irritants?
DemythSkin's analysis found no flagged irritants in Innisfree Green Tea Enzyme Vitamin C Brightening Serum. It scores 4.5 out of 5.0 for safety.
How is Innisfree Green Tea Enzyme Vitamin C Brightening Serum scored?
DemythSkin grades every product on two independent scores: efficacy (whether the ingredients have clinical evidence of working) and safety (irritation and sensitisation risk). Ingredients are graded S through D against a database of over 3,000 compounds. Brand and price are not part of the score, and no brand pays for one.
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