Niacinamide Vitamin B3 Flush-Free Capsules from China
Flush-free capsules of niacinamide (nicotinamide, B3 from aromatic pyridine synthesis) 500mg for cholesterol management prophylaxis, retail measured doses. Under HTS 3004.50.40.00 as synthetic therapeutic vitamins.
Duty Rate — China → 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
• Differentiate niacinamide from nicotinic acid with spectral analysis
• Liver enzyme warning labels mandatory for lipid claims