However, this is likely an underrepresentation due to the fact that Autism is often undiagnosed in women (Westwood and Tchanturia)
Lack of medical oversight Some Las Vegas wellness centers offer "peptide coaching" or "peptide consultation" without actual physician supervision
PLoS One 16 , e0244439 (2021)
PMID: 9705830 by Kelner M.J., et al
The copper content of GHK-Cu formulations has been a theoretical safety consideration, given that excessive copper can be toxic - however, the amounts used in cosmetic and research applications are extremely small, the copper is tightly chelated by the peptide (reducing free copper availability), and topical absorption of copper from these products appears minimal and well below levels that would cause systemic copper accumulation or toxicity
In certain investigations, GHRH-like compounds and GHS-R activators were associated with apparent increases in pulsatile growth hormone secretion20-fold and 47-fold above baseline, respectively