Products are split into three levels based on ingredient labels

GO
Best choice
SLOW
Contains ingredients with possible health concerns
STOP
Contains harmful ingredients
SLOW

COSRX

The AHA BHA PHA LHA 35 Peel

Last verified: February 20, 2026

  • Water
  • Glycolic Acid
  • Lactic Acid
  • Potassium Hydroxide
  • Gluconolactone
  • Mandelic Acid
  • Dipropylene Glycol
  • Panthenol
  • Salicylic Acid (2%)
  • Methylpropanediol
  • 1,2-Hexanediol
  • Octyldodeceth-16
  • Citric Acid
  • Hydroxyethylcellulose
  • Pentylene Glycol
  • Sodium Polyacryloyldimethyl Taurate
  • Cyanocobalamin
  • Polyacrylate Crosspolymer-6
  • Hydroxypropyl Starch Phosphate
  • Ethylhexylglycerin
  • Capryloyl Salicylic Acid
  • Polysorbate 60
  • Disodium Phosphate
  • Sodium Phosphate
  • Tocopherol
  • Allantoin
  • Hydrolyzed Hyaluronic Acid

Why This Product is Rated SLOW

The AHA BHA PHA LHA 35 Peel by COSRX has been evaluated by Million Marker and contains some ingredients with possible health concerns. This product is rated SLOW, indicating moderate concern.

We recommend reviewing the ingredient list carefully and considering safer alternatives when possible. SLOW-rated products may still be acceptable for occasional use.

Learn more about how Million Marker scores products →

Frequently Asked Questions

The AHA BHA PHA LHA 35 Peel by COSRX - Non-toxic Facial Care product rated SLOW by Million Marker, free from BPA, phthalates, and parabens

Where to buy

COSRX Google Search