Dr. Duke's
Phytochemical and Ethnobotanical Databases

Concentration of Chemicals in Plants

with Estrogenic Activity

Citrus limon (Lemon) Leaf Essent. Oil - 692,000 ppm total [2 chemical(s)]

Oenothera biennis (Evening-Primrose) Leaf - 414,000 ppm total [2 chemical(s)]

Glycyrrhiza glabra (Licorice) Root - 319,926 ppm total [10 chemical(s)]

Abrus precatorius (Jequerity) Leaf - 200,000 ppm total [1 chemical(s)]

Vitis vinifera (Grape) Leaf - 180,800 ppm total [4 chemical(s)]

Canarium indicum (Java-Olive) Plant - 170,000 ppm total [1 chemical(s)]

Podophyllum peltatum (Mayapple) Resin, Exudate, Sap - 100,000 ppm total [1 chemical(s)]

Allium cepa (Onion) Bulb - 96,290 ppm total [5 chemical(s)]

Citrus sinensis (Orange) Pericarp - 91,600 ppm total [1 chemical(s)]

Dipteryx odorata (Tonka Bean) Seed - 70,000 ppm total [2 chemical(s)]

Zingiber officinale (Ginger) Rhizome - 67,008 ppm total [4 chemical(s)]

Trifolium pratense (Cowgrass) Plant - 46,000 ppm total [3 chemical(s)]

Glycine max (Soybean) Seed - 45,646.4 ppm total [10 chemical(s)]

Trigonella foenum-graecum (Fenugreek) Seed - 38,000 ppm total [3 chemical(s)]

Pimenta racemosa (Bayrum Tree) Leaf - 36,180 ppm total [2 chemical(s)]

Annona cherimola (Cherimoya) Seed - 36,000 ppm total [2 chemical(s)]

Rheum rhabarbarum (Rhubarb) Root - 28,400 ppm total [2 chemical(s)]

Galium odoratum (Woodruff) Plant - 26,000 ppm total [1 chemical(s)]

Abrus precatorius (Jequerity) Root - 25,000 ppm total [1 chemical(s)]

Solanum nigrum (Black Nightshade) Fruit - 24,000 ppm total [1 chemical(s)]