New

Ask Wove anything about tariffs.

Try Tariff Assistant

Hyperoside (Quercetin-3-O-Galactoside)

Hyperoside, a quercetin galactoside from Hypericum perforatum, under HTS 2938.90.00.00. Standardized marker for St. John's Wort quality control.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+96.3%100%
🇲🇽Mexico3.7%+96.3%100%
🇨🇦Canada3.7%+96.3%100%
🇩🇪Germany3.7%+11.3%15%
🇯🇵Japan3.7%+11.3%15%

Alternative Classifications

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

1302.19Lower: 12.5% vs 100%

If St. John's Wort extract

Herbal extracts classified separately.

2938.90Same rate: 100%

If other flavonoid glycosides

Consistent glycoside heading.

3004.90Lower: 12.5% vs 100%

If antidepressant preparations

Medicinal use supersedes chemical classification.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Specify as USP/NF reference standard for herbal monograph

• Confirm galactose vs glucose sugar moiety

• Test for hyperforin interference in standardization