Cysteine is an amino acid. As such, it is a building block of proteins. It is found in foods such as meat, eggs, dairy, nuts, seeds and legumes. It is also contained in glutathione, another supplement. Cysteine is one of the amino acids that contain sulfur, which in turn can bind to heavy metals.
Ingredients
Ingredients: L-cysteine, gelatin capsule, rice flour.
Dosage
Adults and children 12 or more years of age: 1-3 capsules daily or as directed.