Soy Protein Isolate

Highly refined soy protein extract with at least 90% protein content, used in food manufacturing and supplements. Falls under HTS 3504.00.50.80 as other protein substances and derivatives, nesoi, from vegetable sources.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China4%+17.5%21.5%
🇲🇽Mexico4%+10.0%14%
🇨🇦Canada4%+10.0%14%
🇩🇪Germany4%+10.0%14%
🇯🇵Japan4%+10.0%14%

Alternative Classifications

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

2304.00.00Higher: 35% vs 21.5%

If denatured or used primarily as soy grits/flour for animal feed

Denatured soy proteins for feed purposes move to Chapter 23 as soy residues.

2106.90.48.00Lower: 7.5% vs 21.5%

If sold as a flavored nutritional supplement for direct consumption

Retail-oriented protein blends are treated as other food preparations.

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Import Tips & Compliance

• Provide GMO status documentation and protein solubility specs to support 3504 classification

• Avoid packaging as retail-ready shakes to prevent shift to Chapter 21 food products

• Ensure no enzymatic additives that could classify under heading 3507