Toniiq Ultra High Strength Glutathione Capsules 1000mg Concentrated Formula 98%+ Highly Purified and Bioavailable Non GMO Fermentation 60 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. How to Give Yourself a Shot (SubQ) Olympia Pharmaceuticals