3004.50.10.00/Now Foods Riboflavin 400mg Sustain Release/Japan

Now Foods Riboflavin 400mg Sustain Release from Japan

Sustained-release 400mg Vitamin B2 tablets from modified aromatic synthesis for extended migraine prevention therapy. HTS 3004.50.10.00 as retail measured dose single vitamin product.

Duty Rate — Japan → United States

15%

Rate breakdown

9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter

9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter

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Import Tips

• Provide release profile data proving sustained therapeutic delivery

• Matrix composition disclosure for FDA active ingredient verification

• Higher potency requires stricter purity assays