Mortierella alpina ARA Oil from Japan
Arachidonic acid (ARA)-enriched oil from Mortierella alpina fungus, re-esterified for stability in nutritional products. Falls under 1516.30.00.00 as a processed microbial fat fraction, not chemically modified beyond esterification. Used in vegan omega supplements.
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
• COA must specify fungal strain and ARA purity to prevent reclassification as generic oil
• Declare as non-GMO if applicable; EU requires traceability for novel foods
• Monitor for oxidation; rancid lots may face rejection at entry