Cat's Claw Bark Extract from Mexico
Uncaria tomentosa (uña de gato) bark extract standardized to oxindole alkaloids for immune support. HTS 1302.19.4140 covers this as vegetable extract with therapeutic properties, excluding standardized medicaments.
Duty Rate — Mexico → United States
11%
Rate breakdown
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
• Require TOA (Total Oxindole Alkaloids) certification; distinguish TOA from non-TOA types
• Peru primary source; obtain DIGESA sanitary registration for export
• Avoid rainforest destruction claims without third-party certification