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TB-500 TB-500 is a synthetic version of a fragment of thymosin beta-4, a peptide involved in cell migration and blood vessel formation

Research from the International Journal of Cosmetic Science found that copper peptides stored at room temperature lose 3540% of their biological activity within four weeksrendering expensive serums and formulations functionally inert long before the expiration date printed on the bottle

An increase in oxidative stress and cell damage causes an increased usage of glutathione and decreased levels

And critically some topical peptides actually have human clinical trial data

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