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COSRX

The AHA 2 BHA 2 Blemish Treatment Serum

Exfoliant

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3 of 17 ingredients flagged

Fungal acne trigger
Polysorbate 20
Pregnancy caution
Salicylic Acid
Potential irritant
Glycolic Acid
Strong active
Glycolic Acid, Salicylic Acid

Key ingredientsGlycolic Acid, Salicylic Acid, PHA (Gluconolactone), Zinc PCA, Hyaluronic Acid, Licorice Root

Ingredients

In label order. Tap one to learn what it does.

  1. 1Water

    The base of most formulas. Dissolves everything else.

  2. 2Propanediol

    Lightweight hydrator and solvent that helps ingredients absorb.

  3. 3Polysorbate 20Fungal acne trigger

    Emulsifier. Fine for most, but a known fungal acne trigger.

  4. 4Glycolic AcidStrong activePotential irritant

    The smallest AHA. Dissolves dead skin for smoother, brighter skin. Can sting sensitive skin.

  5. 5Salicylic AcidStrong activePregnancy caution

    Oil-soluble BHA that gets inside pores to clear blackheads and breakouts.

  6. 6Gluconolactone

    Polyhydroxy acid. The gentlest acid exfoliant, friendly to sensitive skin.

  7. 7Zinc Pca

    Helps regulate oil and keeps breakouts in check.

  8. 8Allantoin

    Soothes, softens and supports healing.

  9. 9Sodium Hyaluronate

    Holds many times its weight in water for plump, bouncy hydration.

  10. 10Sodium Hydroxide

    Keeps the formula at a skin-friendly pH.

  11. 11Dipropylene Glycol

    Lightweight hydrator and solvent that helps ingredients absorb.

  12. 12Hydroxyacetophenone
  13. 13Caprylyl Glycol

    Lightweight hydrator and solvent that helps ingredients absorb.

  14. 14Ethylhexylglycerin

    Lightweight hydrator and solvent that helps ingredients absorb.

  15. 15Dipotassium Glycyrrhizate

    Calms redness and gently brightens uneven tone.

  16. 161,2-Hexanediol

    Lightweight hydrator and solvent that helps ingredients absorb.

  17. 17Disodium EDTA

    Grabs metal ions so the formula stays stable.