L-Arginine from Japan
L-Arginine semi-essential amino acid for nitric oxide production in cardiovascular supplements. HTS 2922.49.49 as basic amino acid with guanidino group. Popular in bodybuilding and erectile dysfunction formulas.
Duty Rate — Japan → United States
4.2%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Base vs AAKG salt forms; declare nitrosamine-free status
• Cardiovascular claims require qualified health claim substantiation