Glutathione Food Sources

• fruits, vegetables, and meats are the best glutathione food sources

• there is actually some controversy about glutathione supplements since at least one study showed that a single high dose (3 grams) of glutathione did not result in increased plasma levels Eur J Clin Pharmacol 1992

• there is some debate about glutathione side effects – the bottom line is that if it doesn’t work as a supplement then why not avoid any potential side effects of glutathione by not taking it as a supplement

• a protein produced in the liver from amino acids

• is in every cell where it acts as a strong antioxidant to protect against damage

• very abundant in the body and a good antioxidant

• prolongs the activity of Vitamin E and regenerates it Can J Physiol Pharmacol

• helps detoxify heavy metals and drugs

• with selenium forms an enzyme that neutralizes hydrogen peroxide

• protects tissues of many organs

some suggest the best way to increase it in body is with supplementation of N-acetyl l-cysteine (NAC)

• others have found that Vitamin C is probably even more effective at a lower cost and without the possible negative side effects of NAC Am J Clin Nutr 1993


Some suggest the best way to increase it in body is with supplementation of N-acetyl l-cysteine (NAC).


Not shown.

Dosage by Supplements

• Adults 100 mg N-acetyl l-cysteine/day

• Teens 30mg N-acetyl l-cysteine/day

• Children – not needed


Not known.

More Information

You will find lots more information, including full citations and summaries of studies from medical journals in my book It’s About Health. But you can also continue to surf the 200 free pages of this website for lots of valuable, evidence-based information.

It’s About Health

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