Life science company offering custom peptide synthesis, biochemicals, and reference standards. US office in Itasca, Illinois. Serves pharma, biotech, and academic research institutions with catalog and custom synthesis of peptides, building blocks, and biochemical tools.

Utah-based research peptide company operating since 2010. Offers a wide catalog of synthetic peptides for scientific research with full COA documentation. Ships within the United States.

GLP/GCP-compliant CRO established in 1995 offering discovery, preclinical, and clinical research services including LC-MS/MS and LC-HRMS peptide and protein bioanalysis for drug development clients.

A leading international peptide CDMO (Contract Development and Manufacturing Organization) with US operations. Specializes in GMP manufacturing of complex peptide APIs for commercial pharmaceutical products. Extensive regulatory expertise for FDA submissions.

Florida anti-aging and regenerative medicine clinic offering hormone optimization, peptide therapies, platelet-rich plasma, and aesthetic services. Physician-led practice specializing in TRT, HGH optimization protocols, and evidence-based longevity medicine.

Arizona-based research chemical and peptide company with a large catalog of research-grade peptides, SARMs, and nootropics. Provides third-party tested products with batch-specific COAs.

Texas-based peptide synthesis company providing custom peptide manufacturing, bioconjugation, oligo synthesis, and labeling services. Over 30 years serving pharmaceutical, biotech, and academic clients.

New Jersey-based custom peptide synthesis service providing research-grade and GMP peptides. Specializes in difficult sequences, long peptides, and labeled peptides. All peptides purified by HPLC with full characterization.

Beverly Hills concierge physician offering physician-grade peptide therapy including BPC-157, Sermorelin, Ipamorelin, and Tesamorelin through in-office and house-call formats. Available seven days a week.

Fremont, CA-based peptide supplier offering a catalog of 20,000+ pre-made and custom peptides for academic and pharmaceutical research. Provides fluorescent dye conjugates, peptide libraries, and HPLC-purified research peptides.

Beverly Hills anti-aging and longevity clinic offering personalized hormone optimization, peptide therapies, and regenerative treatments. Specializes in bioidentical HRT, growth hormone peptide protocols, stem cell therapies, and cutting-edge longevity interventions for discerning patients.

China-based peptide manufacturer and wholesale supplier offering research-grade synthetic peptides for laboratory and in-vitro use. Catalog includes BPC-157, TB-500, CJC-1295, Ipamorelin, GHK-Cu, Epithalon, Tirzepatide, and Retatrutide. All products are third-party tested to ≥99% purity with COA, HPLC, and MS reports. Bulk and wholesale orders only.