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Zhao, Y
A prevailing short supply of L-cysteine (Cys) tends to limit glutathione synthesis, which leads to the production of various other -glutamyl peptides due to the unique enzymatic properties of -GCS
Every scalp tells a different story
Each 50 mg vial from Peptiva Research Labs is supplied as a lyophilized powder, HPLC/LC-MS assayed at 99% purity with a certificate of analysis per lot, for laboratory research use only
In addition, this ampoule uses Active Glow-Some technology to stably release a high concentration of glutathione, giving the skin deep radiance and elasticity
Concentration can be precisely controlled, and you can easily reduce exposure by diluting or decreasing application frequency
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