Vitamin B3 Niacinamide API from Mexico
Active pharmaceutical ingredient (API) niacinamide for prescription and OTC vitamin formulations. HTS 2936.29.16.30 covers unmixed niacinamide as provitamin/vitamin derivative. Chemically pure per USP/EP monographs.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Register as API with FDA DMF if >$2.2M annual imports; provide stability data for shelf-life claims; ensure DMF Type II for manufacturing process