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Genistein from Japan

Genistein is a naturally occurring isoflavone glycoside found in soybeans and other plants, classified under HTS 2938.90.00.00 as a glycoside derivative. It is used in dietary supplements for its phytoestrogenic properties and potential health benefits.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Provide certificates of analysis confirming glycoside structure to avoid reclassification under Chapter 30 pharmaceuticals

Ensure proper labeling as research chemical if not for human consumption to comply with FDA import requirements

Verify purity levels (>98%) as impurities may affect classification under chapter notes

Genistein from Japan — Import Duty Rate | HTS 2938.90.00.00