Where available, use code 9LIFE for a discount.
Research-use-only (RUO) peptides are sold for laboratory research and are labeled not for human consumption. This page is for adults and is harm-reduction information for people already navigating this space. It is not medical advice and not a recommendation to use these products. Peptides carry real risks. Talk to a licensed clinician and get bloodwork before considering anything.
Where a vendor offers it, use code 9LIFE at checkout for a discount.
Named third-party lab, COAs on every product page, and the best bulk value available.
peptidesupplyco.comNamed third-party lab, verifiable COAs, fast shipping, and owners who are responsive, active, and genuinely hands-on.
peptideplugs.comNewer, so this one leans on community feedback and ownership communication. Real US fill-finish, third-party testing on every SKU, and one of the most honest operators in the space.
blankpeptides.comEU only. The US cannot order, so save your time if you are stateside. Solid testing that includes heavy metal and endotoxin screening on every batch, which most vendors skip.
peakpeptide.comVeteran owned, US support team, QR-linked COAs with no redacted names. Consistent, good-value brand with a solid track record. Use code 9life.
his-and-hers.comA consultation is a good sanity check before money changes hands.