does glutathione lower estrogen and Nitric Oxide: Key Team Players in Use and Disuse of Skeletal Muscle Glycine: A Powerful Amino Acid

Some early signs youve had too much selenium: You have garlic breath and a metallic taste in your mouth

When present, side effects are typically mild and transient, potentially including slight drowsiness if administered too early (easily resolved by timing adjustment), mild headaches during initial adaptation in some individuals (usually resolving within days), temporary vivid dreams as sleep architecture normalizes, or rare reports of mild dizziness upon waking in sensitive individuals

This supplement is not a replacement for medical treatment of injuries, gut conditions, or any diagnosed medical issue

eLife 3, e02523