Beta-Alanine from Mexico
Beta-Alanine is a non-proteinogenic amino acid used in performance supplements like carnosine precursors, classified under other amino acids in HTS 2922.49.4950. Its beta-positioned amino group distinguishes it from alpha-amino acids.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6095.8%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• New Dietary Ingredient (NDI) notification may be required for novel supplement uses
• Purity >99% specification prevents reclassification as technical grade
• Structure declaration confirming beta-carbon amino position aids classification