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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
LINOLEIC-ACID *
OLEIC-ACID *
PALMITIC-ACID *
STEARIC-ACID *
ALPHA-LINOLENIC-ACID *
ARACHIDONIC-ACID *
ALIZARIN *
ARTOCARPIN IC50=85 uM *
PALMITOLEIC-ACID *
BIOCHANIN-A IC50=35 uM *
BIOCHANIN-A IC>80=100 uM *
CURCUMIN *
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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
Datura metel Hindu Datura 1 73, 000
Pinus sylvestris Scotch Pine 1 0
Curcuma xanthorrhiza Javan Turmeric; Temu Lawak 1 20, 000
Asiasarum sieboldii Siebold's Wild Ginger 1 0
Ajuga bracteosa Nilkanthi 1 0
Erythroxylum coca Coca 1 0
Commiphora myrrha Myrrh; African Myrrh; Herabol Myrrh; Somali Myrrh; Myrrhe (Fr., Ger.); Mirra (Sp. It.) 1 0
Diospyros virginiana American Persimmon 1 0
Astrocaryum vulgare Awarra Palm; Tucum Palm; Tucuma Palm; Tucuma 1 2, 384, 000
Frangula purshiana Cascara Sagrada; Cascara Buckthorn 1 0
Cinchona pubescens Quinine; Red Cinchona; Red Peruvian-Bark; Redbark 1 0
Lycium chinense Wolfberry; Chinese Boxthorn; Chinese Matrimony Vine; Chinese Wolfberry; Gou Qi (Chin.); Lyciet de Chine (Fr.); Chinesischer Bocksdorn (Ger.); Daun Koki (Indones.); Spina Santa Cinese (Ital.); Kuko (Jap.); Kaukichai (Malays.) 1 0
Vetiveria zizanioides Cus-Cus; Vetiver; Cuscus Grass 1 0
Boronia megastigma Scented Boronia 1 0
Annona muricata Soursop 1 0
Baptisia tinctoria Wild Indigo 1 0
Glechoma hederacea Alehoof 1 0
Rubia cordifolia Madder 1 0
Curcuma zedoaria Shoti; Zedoary 1 2, 000
Picrasma quassioides Lignum Quassia; Nigaki; Shurni 1 0