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The findings were disappointing: Only one study showed significant lightening, and that was limited to sun-exposed areas like the face and forearms One study found that 37.5% of subjects experienced temporary improvements, but within six months after stopping treatment, only 6.2% maintained lighter skin The effects were inconsistent across different body parts and age groups Researchers concluded that glutathione is not effective enough as a skin-whitening agent because effects were limited and unsustainable What Is Vitamin C and How Does It Brighten Skin

Ingredients Water, Butylene Glycol, Propanediol, Niacinamide, Glycerin, Diethoxyethyl Succinate, 1-2-Hexanediol, Hydroxyacetophenone, Cellulose Gum, Styrene/Acrylates Copolymer, Sodium Polyacryloyldimethyl Taurate, Allantoin, Glutathione, Adenosine, Xanthan Gum, Inulin, Disodium EDTA, Cellulose, Glucose, Fructose, Citric Acid, Dipotassium Glycyrrhizate, Panthenol, Glyceryl Acrylate/Acrylic Acid Copolymer, Citrus Nobilis (Mandarin Orange) Fruit Extract, Sodium Hyaluronate, Citrus Limon (Lemon) Fruit Extract, Benzyl Glycol, Acetylated Glycosaminoglycans, Sodium Hyaluronate Crosspolymer, Polygonum Cuspidatum Extract, Hydrolyzed Hyaluronic Acid, Ethylhexylglycerin, Hydroxypropyltrimonium Hyaluronate, Hyaluronic Acid, Sodium Acetylated Hyaluronate The manufacturer is responsible for the products ingredients
Intravenous (IV) Glutathione This has been reported as the most controversial and least supported route
Glutathione itself does not directly cause weight gain