Ascorbyl Palmitate Vitamin C Sustained-Release from Canada
Sustained-release caplets of ascorbyl palmitate, an aromatic-modified Vitamin C ester for prolonged therapeutic absorption in cold prevention, measured at 500mg doses. HTS 3004.50.40.00 covers these retail-packed synthetic vitamin forms for prophylactic uses.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Submit dissolution profile data for sustained-release claims during customs review
• Label ester form clearly to differentiate from standard ascorbic acid