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COSRX

The 6 Peptide Skin Booster Serum

Serum

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2 of 44 ingredients flagged

Fungal acne trigger
Glycine Soja (Soybean) Oil, Sodium Oleate

Key ingredientsNiacinamide, Peptides, Hyaluronic Acid

Ingredients

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

  1. 1Water

    The base of most formulas. Dissolves everything else.

  2. 2Dipropylene Glycol

    Lightweight hydrator and solvent that helps ingredients absorb.

  3. 3Glycerin

    A skincare MVP. Draws water into skin and supports the barrier.

  4. 4Pentylene Glycol

    Lightweight hydrator and solvent that helps ingredients absorb.

  5. 51,2-Hexanediol

    Lightweight hydrator and solvent that helps ingredients absorb.

  6. 6Niacinamide

    Vitamin B3. Balances oil, refines pores, fades marks and strengthens the barrier. A true all-rounder.

  7. 7Acetyl Hexapeptide-8

    Messenger molecules that support firmness and smoother-looking skin.

  8. 8Copper Tripeptide-1

    Messenger molecules that support firmness and smoother-looking skin.

  9. 9SH-Polypeptide-121

    Messenger molecules that support firmness and smoother-looking skin.

  10. 10Dipeptide Diaminobutyroyl Benzylamide Diacetate
  11. 11Oligopeptide-68

    Messenger molecules that support firmness and smoother-looking skin.

  12. 12Palmitoyl Tripeptide-8

    Messenger molecules that support firmness and smoother-looking skin.

  13. 13Allantoin

    Soothes, softens and supports healing.

  14. 14Sodium Hyaluronate

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

  15. 15Acetyl Glucosamine
  16. 16Serine

    Building blocks of your natural moisturizing factor.

  17. 17Alanine

    Building blocks of your natural moisturizing factor.

  18. 18Glycine

    Building blocks of your natural moisturizing factor.

  19. 19Threonine

    Building blocks of your natural moisturizing factor.

  20. 20Arginine

    Building blocks of your natural moisturizing factor.

  21. 21Proline

    Building blocks of your natural moisturizing factor.

  22. 22Betaine

    Gentle hydrator from sugar beets that helps calm irritation.

  23. 23Sodium PCA

    Part of your skin’s natural moisturizing factor.

  24. 24Sodium Lactate

    Hydrator that is part of the skin’s NMF.

  25. 25Pca

    Part of your skin’s natural moisturizing factor.

  26. 26Glutamic Acid
  27. 27Lysine Hcl
  28. 28Tocopherol

    Antioxidant that protects skin and the formula.

  29. 29Dextran
  30. 30Glycine Soja (Soybean) OilFungal acne trigger

    Nourishing oil, moderately comedogenic.

  31. 31Hydrogenated Lecithin

    Skin-softening phospholipid that helps deliver ingredients.

  32. 32Ammonium Acryloyldimethyltaurate/VP Copolymer

    Gives the product its texture.

  33. 33Polyacrylate Crosspolymer-6
  34. 34Butylene Glycol

    Lightweight hydrator and solvent that helps ingredients absorb.

  35. 35Xanthan Gum

    Gives the product its texture.

  36. 36Ethylhexylglycerin

    Lightweight hydrator and solvent that helps ingredients absorb.

  37. 37Adenosine

    Smooths the look of wrinkles and calms skin.

  38. 38Polyquaternium-51
  39. 39Disodium EDTA

    Grabs metal ions so the formula stays stable.

  40. 40Citric Acid

    Keeps the formula at a skin-friendly pH.

  41. 41Caprylyl Glycol

    Lightweight hydrator and solvent that helps ingredients absorb.

  42. 42T-Butyl Alcohol
  43. 43Potassium Sorbate

    Keeps the product free from bacteria and mould.

  44. 44Sodium OleateFungal acne trigger

    Fatty acid or ester that softens skin. Can feed fungal acne.