5peptides – Trusted Research Peptides Supplier
High purity peptides manufactured with precision and independently tested.
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Third-Party Tested
Third-party verified for quality and consistency.
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Satisfaction guaranteed or your money back.
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20–50
Amino acids per peptide
<1 ppm
Common impurity thresholds
100+
Years of peptide research
99%
Sequence precision
Why Researchers Choose 5peptides
5peptides is a U.S.-based supplier of research peptides and peptide research chemicals for laboratory and analytical research.
Our products are third-party tested to ensure purity and quality and are intended strictly for research use.
FDA Disclaimer
The statements presented on this website have not been reviewed or approved by the U.S. Food and Drug Administration. The products and information provided are not intended to diagnose, treat, cure, or prevent any disease.
All research chemicals offered are not classified as drugs, food, or cosmetic products and must not be represented or used as such.
This company operates strictly as a chemical supplier. It is not a compounding pharmacy or chemical compounding facility as defined under Section 503A of the Federal Food, Drug, and Cosmetic Act, nor is it an outsourcing facility under Section 503B of the same Act.
All products are sold exclusively for research, laboratory, or analytical purposes and are not intended for human or animal consumption.