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Research use only. This vendor sells peptides for laboratory and research purposes, not for human consumption. For personal use, the legal pathway is through a licensed clinic.

Peptide Sciences

United States·Est. 2012
86/100

US-based research peptide supplier with one of the most consistently reviewed COA programs in the industry. Third-party testing through Janoshik Analytical. Ships to researchers in the US. Sold for research purposes only.

Visit Peptide Sciences

COA Testing

Available

Lab Partner

Janoshik Analytical

Avg Purity

98.2%

Community Rating

4.7 / 5.0

Highlights

  • Consistent third-party COAs via Janoshik
  • US domestic shipping
  • Long-standing reputation (est. 2012)
  • Wide catalog

Trust Score: 86/100

40%COA availability & batch consistency
30%Third-party purity data
20%Community reputation
10%Operational transparency

No vendor pays to improve their score.

Shipping & Payment

Ships To

United States

Payment Methods

Credit CardCryptocurrencyCheck

Research use only. Not for human consumption. Following April 2026 regulatory changes, legal landscape for research vendors is evolving — consult applicable regulations.

Vendor listings are for informational purposes only. TruPeptide does not receive compensation from this vendor and does not facilitate purchases. Research vendors sell for laboratory and research use only — not for human consumption. Trust scores represent a point-in-time assessment. Always verify COAs independently.