Vitamin C vs Glutathione: Which one does your skin actually need? If youre in your 20s go for Vitamin C to brighten and protect. Once you hit your 30s switch to Glutathione to fight Bright skin Suppositories Lightening & Brightening of the Skin Glutathione: The Bodys Master Antioxidant, ., ., Glutathione (GSH) is often referred to by scientists and nutritionists as the "Master Antioxidant." Unlike other antioxidants like Vitamin C or E, Glutathione and Vitamin C for Healthy Summer Skin Well Wisdom