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Inositol (Vitamin B8) from Japan

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 — Japan → United States

15%

Rate breakdown

9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% 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)

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