Quality control laboratory
15+
Years Experience

Why Choose WanLi Peptide

As a leading Chinese peptide supplier and manufacturer with 15+ years of expertise, we are committed to delivering pharmaceutical-grade peptides that meet the highest international standards. Our China-based GMP-certified facilities ensure every batch meets rigorous quality requirements, backed by comprehensive quality certifications and expert technical support.

Quality Assurance

Every batch undergoes rigorous HPLC testing with 99%+ purity guarantee. Trusted Chinese peptide quality you can rely on.

GMP Certified

Manufacturing in China's GMP-certified facilities following international pharmaceutical quality standards.

Industry Expertise

15+ years as a Chinese peptide supplier serving research labs, pharmaceutical companies, and cosmetic manufacturers worldwide.

Customer Focus

Dedicated support team committed to meeting your specific wholesale peptide requirements from China.

HPLC Test Results

Every batch is rigorously tested using High-Performance Liquid Chromatography (HPLC-UV) to ensure exceptional purity levels exceeding 99%

99%+
Minimum Purity
100%
Batch Tested
ISO
Certified Labs

Tirzepatide

40mg

Purity Level99.8%
Batch Number:TZP-2024-1147
Test Date:November 2024
Method:HPLC-UV
Certified

Semaglutide

5mg

Purity Level99.6%
Batch Number:SEM-2024-0983
Test Date:November 2024
Method:HPLC-UV
Certified

GHK-Cu

100mg

Purity Level99.7%
Batch Number:GHK-2024-1256
Test Date:November 2024
Method:HPLC-UV
Certified

BPC-157

10mg

Purity Level99.9%
Batch Number:BPC-2024-1089
Test Date:November 2024
Method:HPLC-UV
Certified

TB-500

10mg

Purity Level99.5%
Batch Number:TB5-2024-1198
Test Date:November 2024
Method:HPLC-UV
Certified

Melanotan II

10mg

Purity Level99.6%
Batch Number:MT2-2024-1034
Test Date:November 2024
Method:HPLC-UV
Certified

Request Full HPLC Certificates

Get complete Certificate of Analysis (COA) documentation for any batch. All our peptides come with comprehensive HPLC test results, mass spectrometry data, and purity certifications.

✓ Instant access to batch-specific reports • ✓ Third-party verified • ✓ ISO-certified testing

Our Services

Comprehensive solutions designed to support your business growth and success.

Bulk Ordering

Bulk Ordering

Competitive wholesale pricing for large volume orders with flexible MOQs.

Worldwide Shipping

Worldwide Shipping

Reliable global logistics network ensuring safe and timely delivery to your location.

Quality Guarantee

Quality Guarantee

Certificate of Analysis (CoA) provided with every order, backed by our quality promise.

Competitive Pricing

Competitive Pricing

Industry-leading wholesale rates without compromising on quality or service.