L-Cysteine is a sulfur-containing amino acid that helps synthesize keratin, a protein found in skin, hair and nails.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.*
Serving Size: 1 Vegetable Capsule | ||
Amount Per Serving | %DV | |
L-Cysteine (as L-cysteine HCI) (Free Form) | 500 mg** | |
*Daily Value (DV) not established |