Gluta Fair Nutrifactors Gluta Fair contains Glutathione and vitamin C (Ascorbic acid). 

The formula includes Water, Centella Asiatica Extract (29.2%), Butylene Glycol, Propanediol, Niacinamide (20,000ppm), Glycerin, Diethoxyethyl Succinate, Panthenol, Sodium Hyaluronate, Allantoin, Glutathione (1,000ppm), Sodium Polyacryloyldimethyl Taurate, Glyceryl Acrylate/Acrylic Acid Copolymer, Nelumbo Nucifera Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Solanum Melongena (Eggplant) Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hydrolyzed Collagen, Squalane, Beta-Glucan, Dipropylene Glycol, Hippophae Rhamnoides Fruit Extract, Adenosine, Madecassic Acid, Asiaticoside, Asiatic Acid, Caprylic/Capric Triglyceride, Hydrogenated Lecithin, Glyceryl Stearate, Cholesterol, Styrene/Acrylates Copolymer, Cellulose Gum, Xanthan Gum, Inulin, Cellulose, Glucose, Fructose, Citric Acid, Disodium EDTA, Hydroxyacetophenone, 1,2-Hexanediol, Ethylhexylglycerin, and Dipotassium Glycyrrhizate
So the malate kind of buffers
On the other hand, antioxidants can protect the cells from incident radiation through specialized pigments and control the levels of reactive species which otherwise might cause a cascade of reactions and lead to the generation of pathological oxidants [63]
doi: 10.1016/j.phrs.2020.104849 11 Crpv De Tours, CRPV de Marseille (2019)