Phosphatidylserine from Soy from Japan
Soy-derived phosphatidylserine powder used in cognitive supplements. Qualifies as HTS 2923.20.20 other phosphoaminolipids under Chapter 29 organic compound definitions.
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
• Enzymatic conversion process docs distinguish from standard lecithin
• Clinical study references support supplement claims without drug status
• Purity >50% PS required for chemical classification