Image: cosrx.com
COSRX
AHA 7 Whitehead Power Liquid
A chemical exfoliant built around AHA and Glycolic acid, for hydration and barrier repair.
Brand price
USD 22.00 · checked 25 Sept 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Dry skin
- Combination skin
- Acne & blemishes
- Dullness
- Uneven texture
How to use
After cleansing, soak a cotton pad and swipe a thin layer of the liquid over the skin, avoiding the eye and mouth area. For use during the daytime, follow with a broad-spectrum sunscreen rated SPF 30 or greater
Caution
Best for experienced users
What's inside
Ingredients List
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- AHA
- Glycolic acid
- Anti-Aging
- Brightening
- Dark Spots
- Exfoliating
- Smoothing
- Niacinamide
- Acne Fighting
- Barrier Repair
- Brightening
- Dark Spots
- Even Tone
- Oil Control
- Pore Refining
- Redness Reducing
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Key Ingredients
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Benefits
Hydrating3
Boosts hydration and relieves dry, tight skin.
Ingredients Explained
Click on any ingredient to learn more about it
Pyrus Malus Fruit Water
Fragrance
Pyrus Malus Fruit Water is an aqueous solution of the steam distillate obtained from the fruit of the Apple, Pyrus malus L., Rosaceae
Learn more about Pyrus Malus Fruit Water →Butylene Glycol
Fragrance, Humectant, Skin Conditioning, Solvent, Viscosity Controlling
Butane-1,3-diol (CAS No. 107-88-0/ EC No. 203-529-7) (R)-(-)-butane-1,3-diol” (CAS No. 6290-03-5/ EC No. 228-532-0)
Learn more about Butylene Glycol →Glycolic Acid
Buffering
Glycolic Acid is an AHA.
Learn more about Glycolic Acid →Niacinamide
Smoothing
Niacinamide is niacinamide.
Learn more about Niacinamide →Sodium Hydroxide
Buffering, Denaturant
Sodium hydroxide
Learn more about Sodium Hydroxide →1,2-Hexanediol
Skin Conditioning, Solvent
We don't have a description for 1,2-Hexanediol yet.
Learn more about 1,2-Hexanediol →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Xanthan Gum
Binding, Emulsion Stabilising, Gel Forming, Skin Conditioning, Cleansing, Emulsifying, Viscosity Controlling
Xanthan gum
Learn more about Xanthan Gum →Ethyl Hexanediol
Solvent
2-ethylhexane-1,3-diol
Learn more about Ethyl Hexanediol →
Dupes
- COSRX BHA Blackhead Power Liquid75% match
- Skintific AHA BHA PHA Exfoliating Pads68% match
- Celimax TXA Body Clarifying Pad68% match
- Paula's Choice 8% AHA Gel Exfoliant67% match
- Isntree Hyper Acid 4 AHA BHA PHA LHA 30 Serum62% match
- Arencia Eraser Shot Glycolic Acid Booster61% match