Frontiers Glutathione: Pharmacological aspects and implications for clinical use in non alcoholic fatty liver disease Glutathione is a natural antioxidant your body makes, and it can influence melanin production which is why its sometimes marketed for skin brightening., Oral supplements are mostly broken down in Glutathione in Skin Aging and Tissue Regeneration: A Systematic Review of Molecular Mechanisms, Redox Modulation, and Biomedical Implications How to Take Glutathione Effectively: Best Forms, Timing & Tips