US-manufactured research peptides and combination blends sold for scientific research purposes. Known for competitive pricing and domestic fulfillment.

GMP-manufactured, USA-made research peptides using advanced solid-phase synthesis and purification. Also operates as Limitless Biotech. Named Best Peptides Company of 2024.

Founded 2018. One of the largest selections of research peptides available online. Catalog includes BPC-157, Sermorelin, Ipamorelin, TB-500, and many others for research use only.

US-based supplier offering research peptides with multiple domestic warehouse locations in TX and DE. Known for competitive pricing and product variety.

US-based research peptide and reagent supplier focused on COA transparency. All sourcing, testing, and fulfillment handled within the United States. Wholesale and bulk options available.

US-based research peptide supplier publishing full third-party COAs for every batch. Tests every batch for minimum 95-98% purity. All COAs issued by independent external laboratories.

B2B peptide supplier based in Silicon Valley serving academic labs, biotech, and pharma companies since 1993. Manufactures research peptides, antibodies, and assay kits for preclinical research.

Los Angeles-area longevity clinic offering customized peptide therapy including BPC-157 with acoustic soundwave therapy. Focuses on hormone balance, libido, stamina, and overall vitality.

Full-service wellness and anti-aging clinic offering BPC-157, CJC-1295/Ipamorelin, Sermorelin, Tesamorelin, and GHK-Cu peptide therapies. Also provides hormone therapy, medical weight loss, and IV therapy.

Board-certified Internal Medicine physician and attending at Lenox Hill Hospital. NYC peptide therapy specialist offering Sermorelin, Ipamorelin, and Tesamorelin protocols. Telehealth available.

DuPage County wellness clinic offering BPC-157, Sermorelin, TB-500, PT-141, and GHK-Cu peptide therapies. Serves Downers Grove, Naperville, Oak Brook, Hinsdale, and surrounding Chicagoland communities.

US-based supplier synthesizing and lyophilizing research-grade peptides domestically. Catalog includes BPC-157, TB-500, and growth hormone secretagogues. Ships within the US.