A clearer way to understand peptides.
Reviews
We review products on what their makers publish and what we can confirm. Findings are listed criterion by criterion — there are no star ratings or overall scores.
BPC-157 and TB-500 are often sold together but are unrelated molecules. How their origins, study models, trial records and open questions differ.
CJC-1295 and ipamorelin act on different receptors and have separate, small human records. How their chemistry, study models and open questions differ.
Semaglutide acts on one receptor, tirzepatide on two. How their molecules, major trials, head-to-head studies and US label warnings compare.
A documentation review of the label, product page and policies of The Ordinary's copper peptide serum. We did not analyze a product sample.
Three unflavored collagen powders compared on source, grams per serving, price per gram, certification and returns, from public labels and policies.
A documentation review of the label, product page, certification listing and policies. We did not analyze a product sample.