glutathione s-transferase a1 The Multifaceted Role of S-Transferases in Health and Disease Glutathione S-transferase A1 - Wikipedia

Jia Q, Wang Y, Liu X, Ma S, Yang R

The human gastrointestinal tract contains significant amounts of the enzyme GGT, which recycles GSH precursors and may prevent significant intact absorption of GSH per se from oral supplementation

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And heres what it doesit is an antioxidant that quenches all of the free radicals before removing them from your body. In fact, Patel refers to glutathione as the most important antioxidant in the world because it has the capacity to neutralize the toxic chemicals were exposed to on a regular basis, such as heavy metals, cosmetics, and pollution