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Direct Factory Source
We control the entire process: synthesis, purification, lyophilization and vacuum packaging.
Dongtai Laboratory — Peptide Raw Material Supplier
High-Purity Peptide Raw Materials, Direct From the Factory
Research, production and wholesale supply of cosmetic peptides, weight-management peptides, and research-grade lyophilized peptide powders — for global distributors and dealers.
—Products listed
COAWith every batch
24hQuotation response
Our Advantages
Why Dongtai
A dependable factory-direct partner for high-purity peptide raw materials.
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Tested, With COA
Every batch is tested and inspected with complete COA documentation for purity, stable activity and storage performance.
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Bulk Wholesale Only
Stable inventory, customized packaging and dealer cooperation for global distributors.
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Long-Term Supply Partner
Professional technical guidance and full after-sales service to support partners’ overseas growth.
Committed to long-term stable and reliable international peptide supply — building lasting partnerships with dealers and distributors worldwide.
Wholesale Pricing
Price List
Prices in USD · 1 Box = 10 vials · updated —
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Available for bulk order & dealer cooperation