Tribulus Terrestris Saponin Protodioscin from Japan
Protodioscin is a furostanol saponin extracted from Tribulus terrestris, used as a natural testosterone/progestin enhancer. It is not a steroidal hormone, derivative, or structural analogue of oestrogens or progestogens. Therefore, it does not meet the terms of heading 29.37 and is excluded from this tariff item.
Duty Rate — Japan → Canada
0%
Import Tips
• Clarify with the CBSA that protodioscin is a saponin, not a hormone
• Provide a Certificate of Analysis showing the glycosidic structure
• Consider other headings for saponins or vegetable extracts