Calcifediol (25-Hydroxyvitamin D3) from Mexico
Calcifediol is the 25-hydroxylated active metabolite of Vitamin D3, used primarily as a vitamin derivative in therapeutic supplements. It qualifies for HTS 2936.29.50.20 as a Vitamin D derivative that is a separate chemically defined organic compound essential for treating vitamin D deficiency. Supplied in high-purity crystalline form for pharmaceutical compounding.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include stability data showing no degradation during transport, as required for vitamin derivatives
• FDA prior notice required; file through ACE system 72 hours before arrival for dietary ingredients