
About this product
A peptide-rich booster serum from COSRX formulated with six peptides to support hydration and the look of firmer, healthier skin.
Best for
The Guru Index verdict
Approved
✓Approved · 88%What the gurus are saying
Gurus overwhelmingly praise this as an affordable, versatile peptide booster with a silky, water-like texture that layers seamlessly under other products. The consistent highlight is its multitasking formula addressing hydration, firmness, brightness, and sensitivity in one step. The main caveat is that it functions as an essence-like booster rather than a concentrated active, so results are best paired with complementary ingredients like retinoids; one reviewer cautioned it may disappoint as a standalone treatment but excels as a routine enhancer.
Key actives & flags
Full ingredients
Water, Dipropylene Glycol, Glycerin, Pentylene Glycol, 1,2-Hexanediol, Niacinamide, Acetyl Hexapeptide-8, Copper Tripeptide-1, SH-Polypeptide-121, Dipeptide Diaminobutyroyl Benzylamide Diacetate, Oligopeptide-68, Palmitoyl Tripeptide-8, Allantoin, Sodium Hyaluronate, Acetyl Glucosamine, Serine, Alanine, Glycine, Threonine, Arginine, Proline, Betaine, Sodium PCA, Sodium Lactate, Pca, Glutamic Acid, Lysine Hcl, Tocopherol, Dextran, Glycine Soja (Soybean) Oil, Hydrogenated Lecithin, Ammonium Acryloyldimethyltaurate/VP Copolymer, Polyacrylate Crosspolymer-6, Butylene Glycol, Xanthan Gum, Ethylhexylglycerin, Adenosine, Polyquaternium-51, Disodium EDTA, Citric Acid
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