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

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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
(+)-CATECHIN 1-10 uM *
(-)-EPIGALLOCATECHIN 400 uM *
BAICALEIN 10 uM *
BAICALIN 10 uM *
BILOBALIDE 5 mg/kg scu mus *
CALEBIN-A 0.5-10 ug/ml *
CROCETIN *
CROCIN *
CURCUMIN 80 mg/kg igs rat *
DIHYDROKAWAIN *
DIHYDROMETHYSTICIN 10-30 mg/kg ivn mus *
GINKGOLIDE *
GINKGOLIDE-A 50-100 mg/kg mus *
GINKGOLIDE-B 50-100 mg/kg mus *
GINKGOLIDES *
GLABRIDIN *
HIRSUTEINE *
HIRSUTINE *
INOSINE *
ISORHYNCHOPHYLLINE 100-1,000 uM *
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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
Holarrhena pubescens Tellicherry Bark; Zhi Xie Mu; Conessi; Kurchi 2 0
Hordeum vulgare Barley; Barleygrass 2 46
Houttuynia cordata Fishwort; Dokudami; Yu Xing Cao 1 0
Humulus lupulus Hops 4 3.4000000953674316
Hura crepitans Sandbox Tree 1 0
Hydrangea arborescens Smooth Hydrangea; Hydrangea 2 0
Hydrastis canadensis Goldenseal 1 2.5999999046325684
Hylocereus guatemalensis Guatemala Cereus; Nopalito De Guatemala 1 5
Hylocereus undatus Night-Blooming Cereus; Nopalito De Noche; Strawberry Pear; Belle-of-the-Night; Queen-of-the-Night 1 12.999999523162842
Hypericum perforatum Common St. Johnswort; Hypericum; Klamath Weed; St. John's-wort; Goatweed 3 105, 000
Hyssopus officinalis Hyssop 1 5, 000
Inga edulis Guaba; Icecream Bean 1 10.399999618530273
Inga feuillei Ice Cream Bean; Pacay 1 2.4000000953674316
Inula helenium Elecampane 1 0
Ipomoea aquatica Swamp Cabbage; Water Spinach 1 18
Ipomoea batatas Sweet Potato 2 14.900000095367432
Isatis tinctoria Dyer's Woad 2 0
Juglans nigra Black Walnut 2 4
Juglans regia English Walnut 3 5
Juniperus communis Common Juniper; Juniper 3 2.4000000953674316