Prosultiamine Vitamin B1 Derivative from Japan
Prosultiamine is a prodrug ester of thiamine with high lipid solubility for neurological applications. Falls under HTS 2936.22.00.00 as a derivative primarily used as vitamin B1 in therapeutics. Japanese pharmacopeia standard for B1 deficiency.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• NADA filing required if veterinary neurological use intended
• Provide hydrolysis rate data showing thiamine release profile
• Separate from cosmeceutical shipments to avoid Chapter 33 scrutiny