Gamma-Linolenic Acid (GLA) Extract from Canada
Gamma-linolenic acid, an isomer of linolenic acid from borage or evening primrose oil, classified under HTS 2916.15.10.00 as a defined organic compound for supplement use.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify GLA vs ALA isomer in technical data sheet to match subheading description
• Include peroxide value testing; high oxidation disqualifies pure compound status
• For food supplement use, ensure GRAS status documentation