2936.29.50.50/Inositol (Vitamin B8)/Canada

Inositol (Vitamin B8) from Canada

Inositol, sometimes called Vitamin B8, functions in cell signaling and is used in supplements for PCOS and metabolic health. Classified as unmixed 'other' vitamin under HTS 2936.29.5050.

Duty Rate — Canada → United States

100%

Rate breakdown

9903.04.60100%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate

9903.05.860%Universal product exemption (U.S. note 52(b))

9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

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Import Tips

• Specify myo-inositol stereochemistry to confirm vitamin-grade purity

• Include optical rotation data to distinguish from phytic acid derivatives

• Prevent misclassification as sugar alcohol by providing vitamin activity references