</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Cholecalciferol (Vitamin D3) from Canada

Cholecalciferol, also known as Vitamin D3, is a fat-soluble secosteroid derived from 7-dehydrocholesterol and reproduced synthetically for nutritional supplements. It falls under HTS 2936.29.50.20 as a unmixed vitamin D derivative used primarily as a vitamin to support calcium absorption and bone health. This chemically defined organic compound is supplied in pure form for pharmaceutical and dietary applications.

Duty Rate — Canada → 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

Verify FDA registration and compliance with dietary supplement labeling requirements under DSHEA before importation

Provide Certificates of Analysis (CoA) confirming purity >98% and absence of contaminants like heavy metals

Avoid misclassification as finished dosage forms; ship in bulk powder to prevent higher duties under Chapter 30