Glutathione is the body's primary internal antioxidant, made using the amino acid cysteine, and it helps protect cells from oxidative stress. Beyond detoxification, research shows glutathione is involved in thyroid hormone metabolism, Glutathione Index Test GSH & GSSG At Home Kit Australia Bloody Good Making bloodwork work: the impact of sample collection, processing, and storage on plasma glutathione measurement, and implications for translation Translational Psychiatry Here's Why It's Important to Know What Your Glutathione Level Is Cardiology & Neurology Specialists located in Queens, Forest Hills and Brighton Beach, Brooklyn, NY Advanced Medical Care