Riboflavin Vitamin B2 Phosphate Tablets from Mexico
Riboflavin-5'-phosphate sodium (synthetic B2 from aromatic lumiflavin) 400mg tablets for migraine prophylaxis, retail doses. Under HTS 3004.50.40.00 for measured synthetic vitamins.
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
• Light-stability packaging required for flavins
• Phosphate ester confirmation via HPLC
• Avoid food colorant claims