vt glutathione Glow up routine with Tone On Line, ▪️VT Glutathione Tone On Serum: milky serum that gives a subtle tone on effect and evens out the skin texture. Works well in masking out redness and helping to improve product absorption and skin texture VT Cosmetics Glutathione G2 Brightening

The Food and Drug Administration has not evaluated the claims made about this product

GSH regulation gsh+glucocorticoids GSH functions Glutathione exists in reduced (GSH) and oxidized states

This article was reviewed by Forbes Vetted executive editor Dave Johnson , who has decades of experience reviewing tech, gear and fitness products

*Based on a clinical study conducted with 36 volunteers by an independent lab in September 2025 Aqua, 3-O- Ethyl ascorbic acid, Propanediol, Propylene glycol, Betaine, Glycerin, Glyceryl Glucoside, Glutathione, Phenoxyethanol, Squalane, Sodium Acrylates Copolymer, Lecithin, Undecylenoyl Phenylalanine, Allantoin, Tocopherol, Carbomer, Ethylhexylglycerin, Octenidine HCl, Disodium EDTA, Triethanolamine, Allergen free fragrance Aqua, 3-O- Ethyl ascorbic acid, Propanediol, Propylene glycol, Betaine, Glycerin, Glyceryl Glucoside, Glutathione, Phenoxyethanol, Squalane, Sodium Acrylates Copolymer, Lecithin, Undecylenoyl Phenylalanine, Allantoin, Tocopherol, Carbomer, Ethylhexylglycerin, Octenidine HCl, Disodium EDTA, Triethanolamine, Allergen free fragrance Vegan Paraben Free Dermatologically Tested Cruelty Free Sulfate Free Users see visible brightening and reduced dark spots within 2-3 weeks of consistent daily use

We thank Andreas Brockmeyer, Jenny Borman and Svenja Heimann for support in mass spectrometry measurements, Christine Nowak for protein and plasmid purification, Sasikala Thavam, Nathalie Bleimling, Jens Warmers and Anna Sophie Sickau for technical support