FDA highlights concerns with using dietary ingredient glutathione to compound sterile injectables FDA IGF 1 LR3 Receptor Chem IGF 1 LR3 1mg Buy Online from XL Peptides UK Tationil Glutathione injection. 600 mg. If you are looking for pure glutathione, without any additives; then get this. This pairs exceptionally well with all brands of glutathione injections. You can combine with Tationil 6+ 12+ 1200+ 1500+ 3000+ B2USA