Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture

Biological Activity Toxic

Select a Results View:

Download these results as:
CSV
XLSX
List of activity chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Dosage Reference
VOLKENSIN *
Download these results as:
CSV
XLSX
List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Veratrum album White Hellebore 1 0
Viburnum opulus Crampbark; European Cranberry Bush; Guelder Rose; Snowballbush 1 0
Viburnum prunifolium Black Haw 1 0
Vicia faba Broadbean; Faba Bean; Habas 1 0.5699999928474426
Vigna unguiculata Cowpea; Black-eyed Pea; Crowder Pea; Southern Pea 1 16.80000066757202
Vitis vinifera Grape; European Grape; Wine Grape; Grapevine; Vigne Vinifere (Fr.); Weinrebe (Ger.); Parra (Sp.); Vid (Sp.) 2 0.7200000286102295
Withania somnifera Ashwagandha 1 0
Xanthorhiza simplicissima Yellowroot 1 0
Zanthoxylum americanum Northern Prickly Ash 1 0
Zanthoxylum clava-herculis Pepperbark; Southern Prickly Ash; Hercules'-Club; West Indian Yellowwood 1 0
Zea mays Corn 4 1.3830000231973827