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HK-Cu is widely used in regenerative medicine, functional medicine, longevity, sports recovery, and hair health protocols due to its ability to activate genes associated with cell repair and the production of structural proteins

132,133 DHCR7 and INSIG1/2 are related to the effect of cholesterol metabolism on bone formation

Research on GHK-Cu has explored its relationship to collagen, elastin, wound-healing pathways, antioxidant defense, hair regrowth, and skin remodeling biology

For one thing, she says, the way a peptide is synthesized for research purposes (with a so-called TFA salt) is different and arguably makes it more toxic than an FDA-approved peptide formulated for human use

Modulates neuroendocrine signaling related to sleep and recovery