ghk-cu endogenous levels decline with age The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Copper Peptide (GHK-Cu): Clinical Uses,

Wang JJ, Jin S, Zhang H, Xu Y, Hu W, Jiang Y, et al

CAS Number: 89030-95-5 (GHK-Cu complex)

For the Helpful links: BPC157 gastrointestinal and musculoskeletal healing benefits Thymosin Beta4 (TB500) for systemic tissue repair comprehensive peptide therapy in Connecticut Sources BPC157 Gastrointestinal and Tissue Repair Review Clinical overview of GI, tendon, ligament, and muscle healing applications. Thymosin Beta4 for Tissue and Cardiovascular Repair Role in cell migration, angiogenesis, and endothelial repair

Signal Transduct Target Ther 7(1):391440

While rodent research can translate well to humans in certain situations, it's not a perfect model