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L Cystine


CAS NO: 56-89-3



L-Cystine is a non-essential amino acid and a dimer of cysteine, with the chemical formula C6H12N2O4S2. It is a white, crystalline powder that is sparingly soluble in water but soluble in dilute acids and alkalis. L-Cystine is commonly used in the food and pharmaceutical industries as a source of cysteine and in the production of flavoring agents, cosmetics, and dietary supplements. It is also an important component of keratin, which is the protein that makes up hair, skin, and nails. L-Cystine has antioxidant properties and is a precursor to glutathione, which is an important antioxidant in the body that can help protect cells from damage caused by free radicals and oxidative stress.

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