L-Cysteine is a non-essential amino acid made by the liver and one of the few that contains sulphur.

L-Cysteine strengthens the protective lining of the stomach and intestines and plays an important role in immune function.

Benefits of L-Cysteine:

  • • Research suggests that L-cysteine helps enhance glutathione levels, a powerful antioxidant required for the liver detoxification process. 
  • • Since L-cysteine increases glutathione levels, and since glutathione is a powerful antioxidant, L-cysteine helps protect the liver and other glands within the body.
  • • L-Cysteine bonds with heavy metals aiding their removal from the body.


L-Cysteine dosage range: 500-1500 mg per day.