How do I find verified peptide brands?

Browse The Peptide Alliance's Peptide Brands category. All listed brands are reviewed for quality and legitimacy.

Are there research peptide companies in the US?

Yes — The Peptide Alliance lists verified research peptide companies across the US and Canada. Filter by "Research Peptides" to find them.

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Browse verified peptide brands across the US and Canada. The Peptide Alliance connects you with research, pharmaceutical, cosmetic, and custom synthesis peptide companies. All businesses are reviewed by our team.

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Biotech Peptides

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

Las Vegas, NV (US)National

Peptide Brands

Biotech Peptides

US-based research peptide company offering high-purity peptides including Semaglutide, Tirzepatide, BPC-157, and growth hormone secretagogues. Products come with third-party lab testing and full Certificates of Analysis. Research-use only.

Las Vegas, NV (US)

Peptide Brands

Peptide Sciences

One of the top-rated US peptide research suppliers offering a wide catalog including BPC-157, TB-500, CJC-1295, Ipamorelin, PT-141, and Melanotan. All peptides are third-party HPLC tested with Certificates of Analysis available. Ships within the US for research purposes.

Las Vegas, NV (US)

Peptide Brands

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Wholesale Suppliers Research Labs Manufacturers

Peptides Relevant to Peptide Brands

Research these peptides in our database — including use cases, dosing, and verified sources.

Full database →

BPC-157The most studied healing peptide — accelerates tissue repair across muscle, tendon, ligament, and gut.TB-500Systemic healing peptide — promotes tissue repair throughout the body with remarkable anti-inflammatory effects.CJC-1295Long-acting growth hormone releasing hormone analog — sustained GH pulses for muscle growth, fat loss, and recovery.IpamorelinThe cleanest GH secretagogue — selective growth hormone release with minimal side effects.EpithalonThe telomere peptide — restores telomerase activity for cellular aging reversal.GHK-CuThe master wound healing and anti-aging copper peptide — resets over 4,000 genes to a younger state.