Welcome To CY PEPTIDE

CY PEPTIDE: Your Trusted Peptide Manufacturer

Direct from our own factory, we deliver premium quality peptides at competitive prices, with fast and reliable global shipping to power your research.

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Our Main Service

We offer custom peptide R&D, scalable bulk production, and fast QC-certified delivery to meet your global procurement timelines.

Our Facilities

Our cGMP-compliant peptide synthesis facility is equipped with HPLC purification and ISO 17025 accredited testing systems, locking in >99% purity for every batch.

Trusted by Global Peptide Buyers

We have served pharmaceutical R&D and procurement clients across more than 30 countries. Consistent purity and reliable delivery timelines make us your preferred long-term peptide supplier.

4.7

of 5

Rated 4.7 out of 5

4.8/5

1860 Reviews

4.6/5

1630 Reviews

4.7/5

2100 Reviews

Our Core Capabilities

Peptide R&D · Quality Control · Custom Synthesis

Laboratory Testing

Advanced analytical equipment supports accurate quality control, ensuring batch consistency and product purity.

R&D & Custom Synthesis

Experienced R&D team provides custom peptide synthesis and flexible solutions for complex project requirements.

Scalable Production

From laboratory-scale trials to commercial-scale production, we deliver stable capacity and reliable delivery.

Why People Trust Us

We combine R&D, quality control and regulatory documentation to deliver consistent peptide solutions for global partners.

Advanced R&D Capabilities

Strict Quality Control

Batch Consistency

Global Compliance

Latest Case Studies

We have undertaken various peptide synthesis, customized development, mass production and purity testing projects for global pharmaceutical research institutions and overseas purchasers, with stable quality and complete qualification documents winning long-term recognition from clients.