peptide API manufacturing Suppliers

Find verified suppliers and manufacturers of peptide API manufacturing. Browse 4 companies offering peptide API manufacturing peptides and research compounds for laboratory and commercial applications.

Directory listing last reviewed October 2026.

Fresenius Kabi iPSUM logo

Fresenius Kabi iPSUM

Germany • CDMO

COA3rd Party
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NAGASE PeptiStar logo

NAGASE PeptiStar

Japan • CDMO

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WuXi TIDES logo

WuXi TIDES

China • CDMO

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Asymchem logo

Asymchem

USA / China • CDMO

COA3rd Party
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peptide API manufacturing Supplier Insights

Total Suppliers
4
Manufacturers
4
GMP Certified
0
Third-Party Tested
2

Regulatory & Market Context

peptide API manufacturing is listed by 4 suppliers in the PeptideSuppliers.tech directory. Of these, 4 are direct manufacturers with in-house production capabilities. Third-party testing documentation is available from 2 listed suppliers. Buyers should verify current FDA registration, GMP compliance status, and batch-specific Certificates of Analysis before purchasing.

Third-Party Tested
Peptide suppliers with verified independent laboratory testi
COAs Available
Suppliers providing Batch-specific Certificates of Analysis
In-House Production
Direct peptide manufacturers with internal laboratory contro
GMP Certified
Peptide manufacturers operating under Good Manufacturing Pra