Glutathione Injections: Side Effects & Benefits Taking Glutathione Supplement? Here's What You Should Avoid Low glutathione is something I see often in clients dealing with skin issues. Without optimal glutathione levels, your body and skin struggle to properly handle pathogens, toxins, and heavy metals, while also Every time you exercise your body generates oxidative stress as a natural byproduct of muscle contraction and energy production. At moderate levels that is a healthy signal. But when exercise intensity exceeds What happens when you stop taking glutathione?