Vitamin C - an antioxidant that minimizes the appearance of fine lines and wrinkles while promoting an even skin tone.
Hyaluronic acid - holds 1,000 times its weight in water, protecting, hydrating and strengthening the skin.
Lilac leaf cell culture extract - an antioxidant derived from the stem cells of the lilac plant.
Glutathione - an antioxidant produced naturally by the body.
PCA Skin C-Quench® Antioxidant Serum Full ingredient list:
Water, Hamamelis Virginiana (Witch Hazel) Water, Ascorbic Acid, Alcohol, Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer, Glycerin, Squalane, Maltodextrin, Sodium Citrate, Ribes Nigrum (Black Currant) Seed Oil, Pseudoalteromonas Ferment Extract, Phytosterols, Cassia Angustifolia Seed Polysaccharide, Glutathione, Resveratrol, Xanthan Gum, Tocopherol, Tocotrienols, Citrus Aurantium Dulcis (Orange) Peel Oil, Citrus Grandis (Grapefruit) Peel Oil, Oryza Sativa (Rice) Bran Wax, Squalene, Caprylyl Glycol, Syringa Vulgaris (Lilac) Leaf Cell Culture Extract, Ethylhexylglycerin, Sodium Hyaluronate, Alanine, Proline, Serine, Sodium Phosphate, Sodium Hydroxide, Ergothioneine