Best places to buy research peptides
We manufacture at wholesale and refer retail research buyers to a directory of research-peptide vendors. Below they're ranked by a transparent, factual method — no paid placements, no star ratings. Our affiliate partners are marked; the rest are listed for price comparison. Compare each on cost per mg, and always confirm the current COA on the vendor's site. For laboratory research use only.
Affiliate disclosure. Peptide Technologies is a wholesale manufacturer and no longer sells retail. The vendor links on this site are affiliate links — we may earn a commission at no additional cost to you. Vendor names, prices, and stock belong to each vendor, are gathered from public sources, and can change or be out of date. A listing is not medical advice or an endorsement of any research use. For laboratory research use only.
Our recommended retail partner. Premium US-made research peptides — third-party tested to +99% purity and screened for endotoxins.
Shopify-based US research-peptide store — third-party tested with COAs (99%+ purity), fast USA shipping and discreet packaging.
USA-based research peptides with a 99%+ purity guarantee, 8× ISO 17025 batch testing, and published COAs. Vials and nasal sprays.
Research-use-only chemical-reagent vendor stocking peptides such as Tesamorelin, GHK-Cu and BPC-157. Compared here by price.
US research-peptide vendor (Oxnard, CA) with HPLC/MS COAs across ~23-50 SKUs. Listed for price comparison.
US-shipping research-use-only vendor (99%+ purity, third-party tested) stocking peptides, bioregulators and blends. Listed for price comparison.
US research-peptide vendor (Shopify) for laboratory research use only. Listed for price comparison.
US research-peptide store with same-day US shipping, for laboratory research use only. Listed for price comparison.
US research-peptide vendor (Miami, FL) for laboratory research use only. Listed for price comparison.
US research-peptide vendor with same-day shipping, for laboratory research use only. Listed for price comparison.
US research-peptide vendor (founded 2023) for in-vitro laboratory research. Listed for price comparison.
US-fulfilled research-peptide vendor with published lot COAs. Listed for price comparison.
US research-peptide supplier (Sarasota, FL) for in-vitro laboratory research only. Listed for price comparison.
US research-peptide storefront (since 2018) shipping to all 50 states. Listed for price comparison.
US-made research-peptide vendor with same/next-day shipping, for research use only. Listed for price comparison.
US research-peptide vendor. Listed for price comparison across our vendor directory.
US research-peptide vendor. Listed for price comparison across our vendor directory.
US research-peptide vendor (Charlotte, NC) with same-day US shipping. Listed for price comparison.
US research-peptide vendor (Sunrise, FL) with same-day US shipping, for laboratory research use only. Listed for price comparison.
Buying research peptides — FAQ
For laboratory research use only. Not for human or veterinary use, diagnosis, treatment, or consumption.