It helps those thinning spots become thicker and more lively, giving your hair a rejuvenation.
Shi ZZ, Habib GM, Rhead WJ, Gahl WA, He X, Sazer S, Lieberman MW: Mutations in the glutathione synthetase gene cause 5-oxoprolinuria

Research Focus Areas Investigations into copper transport and biological copper homeostasis Studies of dermal fibroblast collagen and elastin synthesis in cell culture Examination of wound-healing pathways in rodent skin models Antioxidant and superoxide-dismutase mimetic activity in in-vitro assays Hair-follicle and dermal-papilla cell research Quality & Verification Synthesized via solid-phase peptide synthesis (SPPS) in an ISO-certified facility 99% purity verified by reverse-phase HPLC Cu content confirmed by atomic absorption spectroscopy or ICP-MS Independent third-party Certificate of Analysis available on request Sequence: Gly-His-Lys (with Cu coordination) Storage & Handling Store lyophilized vials at 20C for long-term stability (protected from light) Once reconstituted, store at 28C and use within 2830 days Avoid repeated freeze-thaw cycles Sealed under nitrogen and shipped in insulated packaging Preclinical Research Summary GHK-Cu is the copper(II) complex of the endogenous human tripeptide glycyl-L-histidyl-L-lysine (Gly-His-Lys)

Causes of Poor Sleep: Stress, an overactive mind, hormonal imbalances, and underlying inflammation
Andrew Huberman noted on Rogan's podcast, "There isn't any clinical data for BPC-157