Important Notice
Recently, some criminals have been impersonating the Zepeptide brand for fraud. Before making any transactions, please use our official website's "Employee Verification" function to verify whether the salesperson's WhatsApp number belongs to our legitimate employee. Please stay vigilant and beware of fraud.
- 1Only communicate with us through official website contact channels
- 2Verify official WhatsApp accounts
- 3Report suspicious activities immediately
About Zepeptide × Vitalis
Trusted Peptide Manufacturer with Extensive Industry Experience
Zepeptide and Vitalis — trusted peptide manufacturers providing high-purity, custom and bulk peptide products to global customers. Dual GMP factory strategic synergy, capacity stacking, dual quality control.
Dual GMP Factory Joint · Global Research-Grade Peptide Core Supplier
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Dual GMP Factory Manufacturing
Zepeptide and Vitalis — two independent GMP production bases jointly manufacturing, combined capacity, ample supply reserves, more stable delivery.
Dual Quality Inspection Cross-Verification
Key products cross-tested by two independent QC systems of Zepeptide and Vitail, each batch with COA report, supporting third-party verification.
≥99% Research-Grade Purity Standard
All products strictly follow research-grade purity standards, mature and stable processes, high batch consistency, suitable for high-end research and commercial applications.
HK & US Dual Overseas Warehouse Global Delivery
Dual warehouse layout in Hong Kong and the US, covering major global markets, efficient logistics with traceable tracking, stable and efficient global fulfillment.
Dual Brand Strategic Synergy
ZePeptide and Vital Peptide — two GMP factories united to deliver high-purity peptides globally.
ZePeptide — Peptide R&D & Manufacturing
ZePeptide is a national high-tech enterprise focused on the R&D, production, and sales of research-grade and pharmaceutical-grade peptides. Equipped with advanced peptide synthesis platforms and a professional R&D team, we are committed to providing high-purity, high-quality peptide products and comprehensive technical support to researchers and pharmaceutical companies worldwide.
Vitalis — Raw Material Supply & Manufacturing
Vitalis a global manufacturer and supplier specializing in chemical industry peptides and pharmaceutical raw materials. Our main products cover peptide products and pharmaceutical raw materials. With strong R&D capabilities, excellent synthesis technology, and advanced quality control methods, we continuously develop new high-tech chemical products and pharmaceutical intermediates, serving society and users with an industrial development philosophy.
Zepeptide × Vitail Research Resources & Brand Guide
Research Resources & Brand Guide
Zepeptide × Vitalis — Official brand resources and research guides for laboratories and B2B buyers. Accelerating scientific discovery by providing reliable high-purity peptides to global researchers — manufactured to the highest quality standards with transparent documentation and excellent service delivery.
Zepeptide Official Brand Guide
Company background, brand identity and how to confirm the official Zepeptide website. Covers all brand variant names.
Brand AuthorityCOA & HPLC Purity Verification
Complete guide: How to read certificates of analysis for peptide products, interpret HPLC chromatograms, mass spectrometry identity confirmation and endotoxin testing.
Quality AssuranceB2B Supplier Evaluation Checklist
12-point evaluation checklist for screening peptide suppliers in institutional procurement, covering COA documentation, batch consistency, method validation and compliance.
B2B ProcurementGLP-1 Comparison Guide
Side-by-side comparison of Semaglutide (GLP-1), Tirzepatide (GIP/GLP-1 dual agonist) and Retatrutide (triple agonist) for metabolic research.
GLP-1 ResearchReconstitution & Storage Guide
Step-by-step reconstitution protocol, solvent selection (BAC water vs sterile water), storage temperature, freeze-thaw limits and stability data interpretation for lyophilized peptides.
Lab ProtocolOur Services
Custom Peptide Synthesis
Manufacture peptides to your exact specifications — including sequence, purity, quantity and form — for research, pharmaceutical and biotechnology applications.
Bulk & Catalog Peptide Supply
We offer an extensive range of standard peptides with short lead times and competitive pricing, suitable for bulk procurement and repeat orders.
End-to-End Quality Control
From raw materials to finished products, every stage undergoes rigorous HPLC and MS testing. Each batch comes with a complete certificate of analysis.
Fast Global Shipping
Standard delivery 7-12 days, dedicated logistics 3-5 days. Dual warehouse shipping from HK and US for global coverage.
Product Categories
Research-Grade Peptides
High-quality research-grade peptides with purity ≥99%, suitable for various research scenarios
Browse Products →Peptide Raw Materials
Raw material-grade peptides for pharmaceutical and research use, supporting bulk procurement
Browse Products →Peptide In-Stock Supply
Ready-to-use peptide products with fast shipping from HK/US dual warehouses
Browse Products →High-Quality Peptides for Research and Pharmaceutical Applications
Our Commitment to Quality
We understand the importance of precision and reliability in peptide research — that's why we leave no room for compromise on quality. Peptide sourcing often faces issues like inflated purity claims, sample contamination, delivery delays, and poor after-sales support. Zepeptide and Vitail's dual GMP factories work together to mitigate risks across quality, delivery, service, and quality control.
1. ≥99% Research-Grade Purity, Verifiable Data
Every batch includes a complete COA report, with third-party re-testing available upon request. We reject inflated purity claims and rely solely on real, verifiable test data to protect your experimental results and prevent weeks of research from being wasted.
2. Reliable Delivery, Even for Urgent Projects
Multiple overseas warehouses ensure fast delivery for standard orders. Even for urgent research projects, we can coordinate production capacity to guarantee delivery without extra rush fees, keeping your R&D on schedule.
3. 24/7 Technical Service Support
Professional service team available 24/7, covering order consultation, shipment tracking, and post-delivery support. We handle peptide solubility, custom sequences, formulation plans, and all product inquiries with fast response — no delays, no excuses.
4. Dual GMP Factory Cross-QC Assurance
Zepeptide and Vitail, two equally scaled GMP production bases, work in synergy with dual quality inspection standards. From raw material preparation through freeze-drying to final product shipment, multiple reviews strictly control batch variation for consistent quality.
Need Research-Grade Peptides?
Dual GMP factory joint supply, sufficient capacity, stable delivery. Contact our professional team now for a complete quotation.
Contact Our Professional TeamSales Team
Our professional sales team is ready to support you.
Susan: ****9628
Wang: ****8548
Leo: ****9751 ****4180
Linda: ****6354
Chen Kai: ****5631
Sue: ****7414 ****2416
FAQ
Frequently Asked Questions