Refund Policy

1. Returns & Refunds

Due to the nature of research products, we accept returns only for unopened, unused items within 30 days of purchase.

2. Return Process

To initiate a return, please contact us at zhuoyanlaboratorypeptide@gmail.com with your order number and reason for return.

3. Refunds

Once your return is received and inspected, we will process a refund to your original payment method.

4. Exchanges

We only replace items if they are defective or damaged. Contact us within 7 days of delivery for exchanges.

5. Contact Us

If you have any questions about our Refund Policy, please contact us at zhuoyanlaboratorypeptide@gmail.com.