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 is often called the body's master antioxidant, but what does that actually mean? Naturally produced in the body, it plays an important role in supporting cellular processes linked to protection against What is Glutathione? Global Healing Best Glutathione Supplement 4 Recommendations in 2026 Glutathione: our body's defence against severe inflammatory response triggered by Covid 19 What is glutathione? Aktif International Hospital