Research-grade peptides
Lyophilized research peptides, with third-party Certificates of Analysis posted by lot. For in vitro laboratory research use only.
BPC-157, TB-500 and BPC-157/TB-500 research peptides with public lot COAs. Ships within the U.S. Research use only.
Research compounds
Each product page shows its batch Certificate of Analysis.
-
Retatrutide 20 mg
$140.00 -
BPC-157 10 mg
$60.00 -
TB-500 10 mg
$70.00 -
BPC-157 / TB-500 20 mg (10 mg + 10 mg)
$115.00
Lower per-vial pricing on 5-packs
Five-vial packs at a lower per-vial price. Third-party Certificates of Analysis are on our COA page.
See all bulk offers →Why researchers choose Peptix
Built for laboratory workflows
Peptides are supplied lyophilized, with a third-party Certificate of Analysis for every compound on our COA page.
Third-party lab testing
Each published lot is tested by a third-party laboratory, Freedom Diagnostics. Results are on our COA page.
Fulfilled in the U.S.
All products are fulfilled domestically.
Shipping
Orders ship out in 1–2 business days. Flat $10 shipping on standard orders. Free US shipping on orders of $250 or more (after discounts). Shipping Policy
Certificates of Analysis
Open the certificate for each product's posted lot.
Frequently asked questions
What are research peptides?
Research peptides are short chains of amino acids used for laboratory, in vitro, or analytical science work. They are not approved for human or veterinary use, and are intended solely for experimental or research purposes.
How should the peptides be stored?
Store lyophilized material in a cool, dry place, protected from light and moisture; refrigeration (about 4 °C) is recommended. Handling is the responsibility of the qualified research facility.
How long does shipping take?
Orders ship out in 1–2 business days. Delivery times depend on the carrier and destination. See our Shipping Policy for details.
What is your refund / return policy?
All sales are final once an order has been delivered. See the Refund Policy (All Sales Final) for damaged or incorrect shipments.
Who is responsible for how the products are used?
All compounds sold by Peptix.io are for laboratory research use only and are not intended for human or veterinary consumption. By purchasing, you agree you are solely responsible for how these compounds are handled, stored, used, and disposed of.
Ready to order?
Browse the full catalog of Peptix research materials.
