Pure free form amino acid powder
Key Benefits:
Pure free form powder
Major component of hair
Precursor to antioxidant glutathione
Promotes healthy bright looking hair
Cysteine is a precursor of glutathione, the body's antioxidant. Cysteine is also a major component of hair, both the structural keratine protein that gives hair its curl and the reddish pigment phaeomelanin. Cysteine can be taken to promote healthy bright looking hair.
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