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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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5-Alpha-Reductase-Inhibitor

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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
ALIZARIN *
ALPHA-LINOLENIC-ACID *
ARACHIDONIC-ACID *
ARTOCARPIN IC50=85 uM *
BIOCHANIN-A IC50=35 uM *
BIOCHANIN-A IC>80=100 uM *
CURCUMIN *
LINOLEIC-ACID *
OLEIC-ACID *
PALMITIC-ACID *
PALMITOLEIC-ACID *
STEARIC-ACID *
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Common Name Chemical Count Total Parts Per Million
Annona reticulata Custard Apple 4 0
Anthriscus cerefolium Chervil 2 75, 400
Apium graveolens Celery 6 275, 011
Aquilegia vulgaris Columbine 5 107, 320
Arachis hypogaea Groundnut; Peanut 6 1, 034, 022
Aralia spinosa Devil's Walking Stick; Hercules' Club; Prickly Ash; American Angelica Tree 1 408, 000
Arctium lappa Gobo; Great Burdock; Burdock 4 518, 400
Areca catechu Betel Nut; Pin-Lang 4 83, 520
Argemone mexicana Prickly Poppy 3 274, 400
Arnica montana Leopard's-Bane; Mountain Tobacco 2 0
Artemisia absinthium Wormwood 1 0
Artemisia capillaris Capillary Wormwood 4 0
Artemisia dracunculus Tarragon 1 0
Artocarpus altilis Breadfruit 3 64, 025
Artocarpus heterophyllus Jackfruit 1 0
Asclepias syriaca Milkweed 3 228, 960
Asiasarum sieboldii Siebold's Wild Ginger 1 0
Asimina triloba Pawpaw 4 47, 318
Asparagus officinalis Asparagus 6 19, 483
Astragalus membranaceus Huang-Chi; Huang Qi 1 0