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DSIP DSIP is a peptide studied for its influence on sleep regulation, stress balance, and neurological function
Returning to high concentration and daily use repeats the original error
PMID: 24848057 Krimpenfort P, Berns A
What about the immune system connection
Plasma levels of GHK are estimated at around 200 ng/mL at age 20 and decline steadily with age, which coincides with the slowdown in collagen production and wound repair that characterizes aging skin
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