2. How to verify the product?

a. Professional testers in our laboratory test the purity through liquid chromatography and issue a test report. The report is shipped to the customer along with the product.

b. You can find a professional agency to test it yourself after receiving the sample.

c. If we need to find a third-party testing agency for testing, you need to pay, or if the order quantity is large, the fee can be waived.