Riboflavin Butyrate from China
Riboflavin Butyrate, an ester derivative of Riboflavin designed for enhanced bioavailability in vitamin supplements. As a derivative used primarily as Vitamin B2, it is classified under tariff item 2936.23.00, consistent with the parent vitamin's classification.
Duty Rate — China → Canada
0%
Import Tips
• Provide evidence that the butyrate ester is intended for use as a vitamin supplement, not as a drug or other product
• Ensure the product is unmixed and not formulated for retail sale as a finished supplement
• Keep records of the esterification process to support classification