28 results

PolyPeptide Group

92/100

Global GMP peptide CDMO with North American headquarters in Torrance, CA. One of the world's largest dedicated peptide manufacturers. Specializes in peptide API manufacturing from Phase I through commercial scale.

Torrance, CA (US)National
Manufacturers

Abzena

85/100

Integrated biologics and peptide CDMO with San Diego bioconjugation facilities. Offers end-to-end pharmaceutical development and manufacturing services including custom peptide-drug conjugate production for biopharma.

San Diego, CA (US)National
Manufacturers

Peptide Systems

72/100

US-based supplier offering HPLC/LC-MS verified peptides at 99%+ purity, including BPC-157, TB-500, and Sermorelin. All products come with certified Certificates of Analysis from independent third-party labs.

Folsom, CA (US)National
Peptide Brands

Pure Health Peptides

68/100

California-based LLC offering US-made, third-party tested research peptides including BPC-157 and TB-500 blends. Every batch is verified with COAs published on their site for full transparency.

Fallbrook, CA (US)National
Peptide Brands

Beverly Hills Concierge Doctor

75/100

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.

Beverly Hills, CA (US)
Clinics

Daniel Benhuri MD

72/100

Board-certified Beverly Hills internist specializing in concierge peptide therapy including Semaglutide, BPC-157, and growth hormone secretagogues. Same-day availability with personalized injectable protocols.

Beverly Hills, CA (US)
Clinics

AnaSpec Peptide Supply

82/100

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.

Fremont, CA (US)National
Wholesale Suppliers

American Peptide Company

82/100

California-based custom peptide synthesis service providing academic and pharmaceutical researchers with high-purity catalog and custom peptides. Specializes in difficult sequences, cyclic peptides, and stapled peptides.

Sunnyvale, CA (US)National
Wholesale Suppliers

ImprimisRx

80/100

San Diego-based 503B outsourcing facility offering compounded ophthalmology, urology, and specialty medications including peptide-based preparations. FDA-registered, PCAB-accredited, and ships nationally to healthcare providers.

San Diego, CA (US)National
Manufacturers

Enovachem Pharmaceuticals

78/100

Torrance-based 503B pharmaceutical outsourcing facility manufacturing sterile injectable peptide preparations including sermorelin, ipamorelin, and CJC-1295. FDA-registered and ships to licensed practitioners nationally.

Torrance, CA (US)National
Manufacturers

Pacific BioLabs

82/100

FDA-registered contract testing laboratory in Hercules, CA offering biocompatibility, toxicology, microbiology, and chemistry testing for pharmaceuticals and medical devices including peptide-based products.

Hercules, CA (US)National
Research Labs

Woodland Hills Pharmacy

65/100

California-based compounding pharmacy serving the Woodland Hills area with personalized compounded medications including hormone therapy, peptide formulations, and custom wellness compounds by physician prescription.

Woodland Hills, CA (US)
Compounding Pharmacies