D-Chiro-Inositol Crystals from Canada
D-chiro-inositol is a specific stereoisomer of inositol used in supplements for insulin sensitivity, classified as a cyclanic alcohol under HTS 2906.13.10.00. It is supplied as high-purity crystals meeting Chapter 29 requirements for separate chemically defined compounds.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide stereochemical analysis confirming D-chiro form to distinguish from myo-inositol under the same heading
• Avoid anti-caking agents unless necessary for transport per Chapter 29 note (f); otherwise, classify as mixtures
• Check for FDA GRAS status documentation to facilitate customs clearance for food/supplement use