AHA 7 Whitehead Power Liquid
Exfoliant

AHA 7 Whitehead Power Liquid

COSRX
10Ingredients
0EU Banned
1Caution
0.1/5Comedogenic
Pregnancy Risk1 ingredient flagged
0.1/5Comedogenic
Pregnancy Risk1 ingredient flagged
Allergen-freeNo fragrance allergens
60% Natural30% synthetic
Ingredient Analysis

Key Ingredients

Proven ActivesBeneficial ingredients with clinical evidence
Pyrus Malus (Apple) Fruit WaterEXCELLENTButylene Glycol (Humectant)GOODGlycolic Acid (AHA)GOODVitamin B3 (Niacinamide)EXCELLENT2-HexanediolGOOD

Contains Regulated Ingredients

EU Restricted Ingredients

These ingredients are permitted in the EU but subject to concentration limits, usage conditions, or mandatory labelling requirements under Annex III of the EU Cosmetics Regulation.

Sodium HydroxideMax 5.0%
Max concentration:5.0%
Product types:(a) Nail cuticle solvent(b) Hair straightener(c) pH adjuster for depilatories(d) Other uses as pH adjusterCallosity softener/remover (entry 15d)
Conditions:(b)1. General use2. Professional use(c) up to pH 12.7(d) up to pH 1115 d Contains alcakali, Avoid contact with eyesKeep out of reach of chindren ans Read directions for use carefully
Label warnings: (a) Contains alkali Avoid contact with eyes Can cause blindness Keep out of reach of children(b) 1. Contains alkaliAvoid contact with eyes Can cause blindness Keep out of reach of children2. For professional use only Avoid contact with eyes Can cause blindness(c) Keep out of reach of children Avoid contact with eyes
What does "EU Restricted" mean?

Restricted ingredients are not banned — they are allowed in cosmetic products as long as specific conditions are met:

  • Concentration limits — maximum allowed percentage in the final product
  • Product type restrictions — some ingredients are only allowed in rinse-off or leave-on products
  • pH restrictions — the finished product must stay within a specific pH range
  • Mandatory labelling — certain allergens must be listed on the packaging
  • Usage conditions — must not be combined with certain other ingredients

These limits are based on the EU CosIng database (Annex III) and are updated regularly. Products sold in the EU must comply with all applicable restrictions.

Ingredient Chemistry

pH

pH Efficacy

pH Efficacy

pH 3.5 — Suboptimal
3.5
0Neutral 714
pH estimated from category & ingredients: 3.5
Active ingredients: Glycolic Acid, Niacinamide
Glycolic Acid at pH 3.5: optimal range (3–4)
Niacinamide at pH 3.5: very acidic — may increase irritation risk
Niacinamide at pH 3.5 is below the ideal range (5–7).
Detected actives & ideal pH
Glycolic AcidpH 3–4
NiacinamidepH 5–7

Microbiome

Composition & Ethics

Product Details

Attributes

Ethics
VeganLikely
No animal-derived ingredients detected
Cruelty-FreeUnknown
No brand statement — contact manufacturer
Safety
Fragrance-FreeLikely
No fragrance ingredients detected
Confirmed Inferred Unknown Not compliant

Composition

60% natural30% synthetic
6 natural 1 unknown 3 synthetic

Based on 10 ingredients analyzed. 60% natural, 10% unknown and 30% synthetic.

Functions Overview (8)

type of chemical entity3:Sodium Hydroxide, Panthenol, Sodium Hyaluronate
skin conditioning2:Pyrus Malus (Apple) Fruit Water, Niacinamide
solvent2:2-Hexanediol, Ethyl Hexanediol.

Texture & Feel

Texture & Feel

Expected texture
Grainy scrub or thin chemical liquid — physical exfoliants feel gritty, chemical ones feel like water
SpreadabilityEasy
AbsorptionFast
Tackiness / ResidueLight
Finish:Smooth, refined — skin feels polished after rinsing

Gritty (physical) or tingling (chemical) — exfoliation sensation on skin. Slight initial tackiness that fades into a hydrated dewy finish.