Niacinamide Vitamin B3 Flush-Free Capsules from Canada
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 — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Differentiate niacinamide from nicotinic acid with spectral analysis
• Liver enzyme warning labels mandatory for lipid claims