skinbiology ghk-cu Skin Biology Products GHK-Cu, a copper peptide that

Pregnancy Category C: Adequate and well-controlled studies have not been done in pregnant women

(2018) 11:e1356956

doi: 10.1086/340042

Topical application: skin surface anti-aging, wrinkle reduction, facial skin rejuvenation, localized wound care, and hair growth support where scalp delivery is the target Subcutaneous injection: post-surgical wound recovery, systemic wound healing support, GI mucosal healing protocols, and combination use with BPC-157 and TB-500 Topical delivery challenges: GHK-Cu does not penetrate the skin barrier easily in standard formulations

In order to ensure the efficacy and repeatability in herbal medicines, the Chinese government has required all manufacturers to formulate strict quality standards for each herb product