Trusted Peptide Vendors

We track prices from 18 reputable research peptide vendors to help you find the best deals.

Biotech Peptides

Ships from: USA

COA Verified
0.0 (0 reviews)
2 products tracked

Blue Sky Peptide

Ships from: USA

COA Verified
4.2 (203 reviews)
4 products tracked

CanLab

Ships from: Canada

COA Verified
0.0 (0 reviews)
2 products tracked

Chemyo

Ships from: USA

COA Verified
4.6 (445 reviews)
4 products tracked

Core Peptides

Ships from: USA

COA Verified
0.0 (0 reviews)
1 products tracked

Direct Peptides

Ships from: USA

COA Verified
4.4 (112 reviews)
4 products tracked

Limitless Life Nootropics

Ships from: USA

COA Verified
0.0 (0 reviews)
2 products tracked

Nexaph

Ships from: USA

COA Verified
0.0 (0 reviews)
29 products tracked

Paradigm Peptides

Ships from: USA

COA Verified
0.0 (0 reviews)
2 products tracked

Peptide Pros

Ships from: USA

COA Verified
4.5 (89 reviews)
4 products tracked

Peptide Sciences

Ships from: USA

COA Verified
0.0 (0 reviews)
8 products tracked

Peptide Warehouse

Ships from: USA

COA Verified
4.1 (78 reviews)
3 products tracked

Purerawz

Ships from: USA

COA Verified
0.0 (0 reviews)
0 products tracked

Pure Rawz

Ships from: USA

COA Verified
0.0 (0 reviews)
2 products tracked

Research Peptides

Ships from: USA

COA Verified
4.3 (134 reviews)
3 products tracked

Swiss Chems

Ships from: USA

COA Verified
0.0 (0 reviews)
1 products tracked

Titan Peptides

Ships from: USA

COA Verified
4.4 (167 reviews)
4 products tracked

US Peptide

Ships from: USA

COA Verified
4.3 (156 reviews)
4 products tracked

About Our Vendor Selection

We carefully select vendors based on their reputation, product quality, and customer service. All vendors listed here provide Certificates of Analysis (COA) for their products and have established track records in the research peptide community. We continuously monitor prices and product availability to ensure accurate comparisons.

Disclaimer: PeptideSeek is not affiliated with any vendors listed. We provide price comparison services only. All products are for research purposes only.