Sphingomyelin Phospholipid Supplement from Japan
Sphingomyelin is a phosphoaminolipid used in brain health supplements, derived from milk or marine sources. Classified in HTS 2923.20.20 as other phosphoaminolipids per Chapter 29 definitions for chemically defined organic compounds.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide NMR spectra confirming sphingomyelin structure for CBP verification
• Include GRAS notification if making health claims in US marketing
• Source chain documentation for marine-derived to trace sustainability