BPC 157, TB 500, and GHK Cu: Separating Fact from Fear in Cancer Concerns Gabriel Alizaidy, MD, MS posted on the topic LinkedIn Is topical GlycylLhistidylLlysine copper (GHKCu) safe for adults, and what are the risks, contraindications, and considerations for systemic use, pregnancy, lactation, and children? Viral claim says GHK Cu reset nearly 4,000 genes to a younger state and increased collagen production in a preclinical study. This refers to research on GHK Cu, a naturally occurring copper binding peptide that Ghk cu and skin peptides (topical) Skin regeneration and wrinkle reduction Longevity Protocols