bfad approved glutathione injectable FDA highlights concerns with using dietary ingredient to compound sterile injectables Glutathione as a skin whitening

Sunlight is the primary source, but it's also found in fortified dairy, fatty fish, and eggs

Long-term safety remains untested, highlighting the need for professional supervision

Naunyn Schmiedebergs Arch Pharmacol 393:22092220 Alshahrani SH, Almajidi YQ, Hasan EK, Saleh EAM, Alsaab HO, Pant R, Hassan ZF, Al-Hasnawi SS, Romero-Parra RM, Mustafa YF (2023) Hyperbaric oxygen in combination with epigallocatechin-3-gallate synergistically enhance recovery from spinal cord injury in rats

Using a lesser diluent, like simple sterile water, is possible for single-use applications, but it offers no protection against contamination once the vial's septum has been punctured

10.1002/stem.2078 4 BraunschweigL.MeyerA

The antioxidant activities of apple polyphenol extract have been shown to have a protective impact against oxidative stress in the liver (28)