Premium Research Peptides
Third-party tested, high-purity peptides for laboratory research. Every batch includes a Certificate of Analysis.
Third-Party Tested
Every batch independently verified
COA Included
Certificate of Analysis with every order
Fast Shipping
Ships within 24 hours
98%+ Purity
Pharmaceutical-grade quality
New Arrivals
Latest additions to our catalog
Popular Products
Our most trusted research peptides
Our Commitment to You
We stand behind every product with comprehensive guarantees
Quality Guarantee
98%+ purity verified by independent labs. If your product doesn't meet our standards, we'll replace it.
Satisfaction Promise
Not satisfied with your order? Contact us within 48 hours of delivery for a resolution. Your research matters to us.
Secure Checkout
Your payment information is encrypted and secure. We never store your credit card details on our servers.
Safe Delivery
Cold-chain shipping with tracking. If your package arrives damaged or compromised, we'll send a replacement.
Staff Picks
Recommended by our team
Shop by Category
Explore our range of research peptides
Peptides
Growth Hormone Peptides
Peptides that stimulate growth hormone production and release
Performance Peptides
Peptides designed for athletic performance and recovery research
Cognitive Peptides
Nootropic peptides for cognitive function research
Cosmetic Peptides
Peptides studied for skin health and anti-aging research
Recovery Peptides
Peptides for tissue repair and recovery research
Metabolic Peptides
Peptides for metabolic and weight management research
Trusted by Researchers
See what our customers say about our products and service
Outstanding quality and consistency. The COAs are comprehensive and the purity levels consistently exceed 98%. Fast shipping and excellent customer service.
Dr. Sarah Chen
Research Scientist
We've been ordering from Peptides Supply for over a year. The quality is exceptional and the cold-chain shipping ensures product integrity. Highly recommended.
Michael Rodriguez
Laboratory Director
Reliable supplier with transparent testing. The batch-specific COAs give us confidence in our research results. Will continue to order from them.
Dr. Emily Watson
Biochemistry Researcher
Ready to Start Your Research?
Browse our catalog of high-purity research peptides. All products include third-party COAs and ship within 24 hours.
Questions? Contact our team for expert guidance.