Mexican Yam Diosgenin Powder

Diosgenin, a steroidal sapogenin precursor to progesterone, extracted from Mexican wild yam (Dioscorea villosa) rhizomes. Obtained indirectly from vegetable materials through acid hydrolysis, used primarily as a hormone intermediate. Fits HTS 2937.23.10 for natural steroidal hormone derivatives.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFreeFree
🇲🇽MexicoFreeFree
🇨🇦CanadaFreeFree
🇩🇪GermanyFreeFree
🇯🇵JapanFreeFree

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2938.90Higher: 13.7% vs Free

If used as glycoside rather than aglycone hormone

Glycosides classify under 2938, separate from free steroidal hormones.

1211.90Higher: 16% vs Free

If dried yam rhizomes before extraction

Plants used medicinally in crude form stay in Chapter 12.

2937.23.50Same rate: Free

If commercially synthesized version

Lab-produced diosgenin lacks natural material derivation.

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Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

CITES permits may be needed for wild yam species; provide chromatograms showing >90% purity; document hydrolysis process to prove indirect vegetable origin

Related Products under HTS 2937.23.10

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Estrone is a naturally occurring estrogen hormone extracted directly from pregnant mare urine (PMU), a classic animal-derived source. It falls under HTS 2937.23.10 as a steroidal hormone obtained from animal materials, used primarily for hormone replacement therapy. This classification applies to pure forms meeting chapter 29 notes for separate chemically defined organic compounds.

Vegetable-Derived Phyto-Progesterone

Phyto-progesterone extracted from wild yam (Dioscorea species) tubers, a vegetable source yielding natural progestin precursors like diosgenin processed into progesterone. Classified under HTS 2937.23.10 for progestins obtained indirectly from vegetable materials, used primarily as hormones in supplements. Meets chapter requirements for chemically defined organic compounds from natural sources.

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