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Research peptides cost significantly less but come with purity concerns and legal gray areas
Half-life About 159 to 195 hours (~7 to 8 days), which is why it is dosed weekly
Evaluate progress against baseline
References National Institutes of Health Office of Dietary Supplements U.S
J Rheumatol 42:20982105
GHKs ability to improve tissue repair has been demonstrated for skin, lung connective tissue, boney tissue, liver, and stomach lining
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