ABOUT US
Comprehensive Peptide Solutions from Lab to Market
KaiLi Peptide is a technologically innovative enterprise specializing in the research, development, production, and global supply of high-quality peptides and advanced biochemical raw materials. We are dedicated to providing reliable, premium ingredient solutions for pharmaceutical companies, research institutions, and cosmetic manufacturers worldwide.
Our core portfolio features the market's most prominent weight management and metabolic peptides—including Semaglutide, Tirzepatide, and Retatrutide (RT Peptide)—as well as highly sought-after cosmetic peptides like Copper Peptide (CU Peptide). Utilizing cutting-edge solid-phase and liquid-phase synthesis technologies, we deliver not only standard bulk peptides with industry-leading purity but also comprehensive, tailor-made custom peptide synthesis services.

12800
12800㎡
Production Experience
3200
3200kg/year
Capacity
30
30+
Exporting countries
No matter if you have any questions, suggestions, or would like to learn more about product details, please feel free to contact us through the contact information on the page at any time. Please rest assured that every communication you have is crucial to us. We are always here and look forward to providing you with more attentive service.
Our Advantages
Exceptional Quality
Our production facilities strictly adhere to international quality management standards. Every batch undergoes rigorous HPLC and MS testing to ensure a guaranteed purity of 99%+.
Scalable Supply
With robust manufacturing capacity, we seamlessly transition from gram-scale research orders to multi-kilogram commercial production, ensuring a stable supply chain.
Global Logistics Expertise
Backed by an efficient shipping and customs clearance network, we guarantee secure, fast, and compliant delivery to clients across Europe, North America, Southeast Asia, and beyond.
Quality First, Customer Foremost
Our company continually pushes the boundaries of peptide technology. We look forward to becoming your most trusted, long-term strategic partner in the chemical and life sciences industry.
Production Factory
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