L-Cystine is a crystalline, sulfur-containing amino acid, formed from two molecules of the amino acid cysteine. It is identified by the CAS number 56-89-3 and has a pH level of 5.0 to 6.5. L-Cystine helps strengthen the immune system and reduce damage from free-radicals. It is mainly used in multivitamins and as a dietary supplement.
Sparkle Star ( Hubei ) Biological Engineering Co., Ltd. is a world pioneer in the examination, improvement, creation, advertising and dispersion of Amino Acid concentrated from hydrolysis system. Their amino acid series of products, particularly L-Arginine, L-Arginine Hcl Mono and L-Cysteine HCL Mono, are positioning in the highest point of the line and delight in a decent notoriety among the worldwide business.
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