Melatonin USP Powder from Mexico
Pure melatonin powder, a synthetic pineal hormone used primarily for regulating sleep-wake cycles. It falls under HTS 2937.90.90.00 as a hormone derivative used primarily as a hormone for therapeutic purposes. This classification covers synthetic reproductions of natural hormones not specified elsewhere in heading 2937.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide Certificates of Analysis (CoA) confirming purity and USP standards to verify hormone classification
• Ensure FDA registration and compliance with dietary supplement labeling if marketed as such
• Avoid misclassification as a vitamin by documenting its primary hormonal function