Cooperation of Cysteine, Ascorbic Acid, Pyridoxine, and α-Lipoic Acid in Antioxidant Effects on Human Keratinocytes and 3D Human Skin Models
Combinations of cysteine, ascorbic acid, and pyridoxine are frequently used in oral formulations. Although there have been many reports on the efficacy of each of these ingredients, little information is […]