Equine Pregnenolone Crystals from Mexico
Pregnenolone derived from equine adrenal glands serves as a precursor to other steroid hormones including progestins. These crystals are obtained indirectly through natural extraction processes from animal materials. Classified under HTS 2937.23.1050 as a progestin precursor from natural sources.
Duty Rate — Mexico → United States
0%
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
• Include veterinary extraction certificates verifying equine glandular origin to confirm natural classification
• Comply with CITES permits if sourcing involves protected equine species
• Label with exact purity levels and extraction method to avoid bulk chemical misclassification