PubMed Pairs well with Tocopherol Tocopheryl Acetate Niacinamide Hyaluronic Acid Ceramides Glycerin Centella Asiatica Extract Rosmarinus Officinalis Extract Avoid combining with Benzoyl Peroxide Vitamin C (L-Ascorbic Acid) at high pH AHA/BHA (concurrent use may increase irritation) Tretinoin Adapalene Isotretinoin INGREDIENT ANTIOXIDANT, ANTI-AGING, SKIN BRIGHTENING Ascorbic Acid also known as Vitamin C Function Antioxidant protection, collagen synthesis support, and melanin regulation How it works Ascorbic acid functions as a free radical scavenger, reducing oxidative stress that contributes to photoaging and hyperpigmentation
R., Spaeth, K., Nast, O., Ptomey, L., Roth, A
1 2 "Redox regulation of enzymes involved in sulfate assimilation and in the synthesis of sulfur-containing amino acids and glutathione in plants"
Dosing frequency is not one-size-fits-all
Conforms to USP for weight