ShiLai™ Peptide Technologies retatrutide factory

Leading Global Innovation in Peptide Manufacturing

At ShiLai™ Peptide Technologies, we specialize in the research, synthesis, and large-scale production of high-purity peptides — including industry-leading GLP-1 analogs like Retatrutide, Semaglutide, and Tirzepatide.

As China’s largest peptide manufacturer and a trusted global supplier, we serve a diverse clientele: clinical clinics, aesthetic centers, pharmaceutical research institutions, and peptide product distributors around the world.

We are not just a manufacturer — we are a science-driven partner, providing:

• ✅ Custom peptide synthesis for unique formulations
• ✅ Factory-direct supply for bulk & private label
• ✅ Strict GMP-compliant quality control
• ✅ Worldwide logistics with fast delivery
• ✅ Responsive technical & client support
   

Our peptide catalog includes over 300 SKUs, and our Retatrutide peptide stands out for its unmatched purity, stability, and cost-efficiency — ideal for metabolic health, weight management, and performance enhancement solutions.
Partner with ShiLai™ — your gateway to global-grade peptides, made in China. retatrutide bulk retatrutide factory retatrutide supplier

• Premium Quality: Using advanced fermentation and extraction processes, our spermidine powders meet strict purity standards (≥ 98%) and rigorous quality controls.
   
• Sustainable Sourcing: We prioritize eco-friendly and renewable raw materials, ensuring our products are not only effective but also responsibly produced.
   
• Innovation & Expertise: Our dedicated R&D team continuously explores new formulations and applications to meet evolving market needs.
   
• Customer-Centric Service: From bulk supply to OEM/ODM services, we work closely with brands to customize solutions and support product development.
   
• Global Reach: With reliable export capabilities and logistics, we serve clients across continents with timely deliveries and compliance assurance.