The publication concluded that Supplementation with a combination of vitamin D and L-cysteine or glutathione precursor, rather than supplementation with vitamin D alone, is beneficial and helps achieve more successful vitamin D supplementation. Another paper by A

Water, Sodium Laureth Sulfate, Centella Asiatica Extract (5.1%), Glycerin, Propylene Glycol, Cocamide MEA, Lauramide DEA, Cocamidopropyl Betaine, Glutathione (1,000ppm), Niacinamide (1,000ppm), Citric Acid, Sodium Hyaluronate, Caprylic/Capric Triglyceride, Hydrogenated Lecithin, Glyceryl Stearate, Cholesterol, Nelumbo Nucifera Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Solanum Melongena (Eggplant) Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, 1,2-Hexanediol, Hydrolyzed Collagen, Beta-Glucan, Dipropylene Glycol, Hippophae Rhamnoides Fruit Extract, Butylene Glycol, Styrene/Acrylates Copolymer, Xanthan Gum, Madecassic Acid, Asiaticoside, Asiatic Acid, Squalane, Polyquaternium-10, Disodium EDTA, Sodium Benzoate, Chlorphenesin, Sodium Chloride Ingredients subject to change at manufacturer's discretion
Every skin brightening ingredient works differently
Balance your Hormones Both female hormones and male hormones need to be balanced for optimal gut motility, necessary to prevent backwash and infections
Travel often brings fatigue and skin dullness from jet lag, dry cabin air, and changes in routine
Consult a healthcare provider before use if you have any medical conditions or concerns regarding suitability