Tirz

1. For Research Use Only

All products supplied by DongJia Peptide are strictly intended for laboratory research and development purposes only. Not for human consumption, clinical application, or therapeutic use. Buyers assume full responsibility for proper handling, storage, and usage in compliance with local regulations.

2. High Purity – Verified Quality

Every batch is manufactured under strict quality control and tested by third-party laboratories using HPLC and MS analysis. DongJia Peptide guarantees ≥99% purity for all peptide products. Certificates of Analysis (COA) are available upon request for full transparency.

3. Door-to-Door Global Shipping

DongJia Peptide provides secure, trackable, and discreet shipping to most countries worldwide. Each order is carefully packaged to ensure product integrity during transit. Typical delivery times range from 5 to 12 business days depending on destination.