Riboflavin Butyrate from United States
Riboflavin Butyrate, an ester derivative of Riboflavin designed for enhanced bioavailability in vitamin supplements. As a derivative of Vitamin B2 used primarily as a vitamin, it falls under tariff item 2936.23.00.
Duty Rate — United States → Canada
0%
Import Tips
• Document that the product is used primarily as a vitamin, not for other purposes
• Provide evidence of the ester linkage to Riboflavin for customs classification
• Ensure the product is not put up in retail supplement form