COSRX Advanced The Vitamin C 23 Serum 20ml

A high-concentration Vitamin C serum combining Ascorbic Acid with 3-O-Ethyl Ascorbic Acid, plus niacinamide, squalane, and caffeine, to brighten dull-looking skin, fade the look of dark spots, and support collagen production. Clinically formulated for higher potency and multi-layer hydration compared to standard Vitamin C serums, and tested by independent Korean skin research labs.

Water, Ascorbic Acid (23%), Propanediol, Dimethicone, Tromethamine, Panthenol, 3-O-Ethyl Ascorbic Acid, Squalane, Caffeine, Sodium Chloride, Sodium Hyaluronate, Disodium EDTA, Sodium Sulfite, Glutathione, Adenosine, Gardenia Florida Fruit Extract, Dextrin, Acetyl Glucosamine, Allantoin, Tocotrienols, Tocopherol, Elaeis Guineensis (Palm) Oil, Niacinamide, Butylene Glycol, Arginine, Alcohol Denat., Pentylene Glycol, Glycyrrhiza Glabra (Licorice) Root Extract, Carthamus Tinctorius (Safflower) Seed Oil, Helianthus Annuus (Sunflower) Seed Oil, Camellia Japonica Seed Oil, Daucus Carota Sativa (Carrot) Root Extract, Beta-Carotene. Formula may vary by batch. Always check the packaging for the most current ingredient list.

Apply a few drops to cleansed skin, ideally in the morning. Due to the high Vitamin C concentration, avoid combining with copper peptide products or other high-concentration actives such as retinol in the same routine; use them at different times of day for best results. Always follow with sunscreen during the day. Best stored in a cool place or refrigerated to preserve potency.