Hair follicle matrix cells are among the most rapidly dividing cells in the human body (second only to bone marrow), with mitotic rates peaking during mid-anagen
But unlike approved peptides used in medicine, such as insulin and GLP-1 drugs like Ozempic, Health Canada tells CBC "unauthorized peptide products sold for wellness purposes have not been assessed for safety, quality or effectiveness." And yet, CBC News found doctors promoting and prescribing a popular unauthorized peptide called Body Protection Compound-157 (BPC-157) that is touted to help accelerate muscle growth and tissue repair
Researchers who have encountered questions about timing, metabolic interactions, or the persistence of peptide effects in research models may find useful parallel context in our article on how long peptide-related effects last in GLP-1 receptor agonist research
Cell and tissue research, 377 (2), 153159
People with poor B12 absorption may also benefit from injections more than oral supplements