FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA The appeal of glutathione injections makes sense. Glutathione is one of the most important antioxidants your body produces, and levels drop as you age, making the idea of a quick boost tempting. Glutathione Complex Cleansing, Liver, Immune Support + Energy Antioxidant Liquid Glutathione Enhanced Bioavailability 3.38 oz 100ml Quicksilver Scientific WaterAndWellness Glutab Glutathione 1500mg TikTok