L-Cysteine is a sulfur-containing amino acid that helps synthesize keratin, a protein found in skin, hair and nails.
It is also a precursor to L-Glutathione, a tripeptide involved in one of the body's detoxification systems.
This product provides Free Form L-Cysteine to promote optimal absorption and assimilation.*
FREE OF: Gluten, Wheat, Dairy, Soy, Yeast, Sugar, Sodium, Artificial Flavor, Sweetener, Preservatives and Color.
UPC Codes: 960