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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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ACE-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
(+)-CATECHIN IC50=0.155 mM/l *
(+)-CATECHIN 0.24 mg/ml rbt (weak activity) *
(+)-GALLOCATECHIN *
(+)-TETRANDRINE 1 mM/ *
(-)-EPICATECHIN IC50=0.216 mM/l *
(-)-EPICATECHIN 0.5 mg/ml rbt (weak activity) *
(-)-EPICATECHIN-3-O-GALLATE ED50=0.08 mM/ *
(-)-EPIGALLOCATECHIN *
(-)-EPIGALLOCATECHIN-3-O-GALLATE *
1,3,4-TRIDEHYDROFANGCHINOLIUM-HYDROXIDE 1.0 mM/ *
1,3,5,6-TETRAHYDROXYXANTHONE IC50=69.2 uM/ *
1,3,6,7-TETRAHYDROXYXANTHONE IC50=530.8 uM/ (weak activity) *
2,3,6,7-TETRAHYDROXYXANTHONE IC50=769 uM/ (weak activity) *
3,4,5,6-TETRAHYDROXYXANTHONE IC50=238.5 uM/ (weak activity) *
3,4,6,7-TETRAHYDROXYXANTHONE IC50=35.4 uM/ *
4,5-EPOXYOVATODIOLIDE 20 ug/ (weak activity) *
AFZELIN IC50=2.8 mM *
ALLO-CYMENE 100 ug/ml (weak activity) *
ALPHA-DIMORPHECOLIC-ACID IC50=0.6 mM/ *
ALPHA-TERPINENE 100 ug/ml (weak activity) *
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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
Citrullus lanatus Watermelon 1 8
Citrus aurantiifolia Lime 5 3, 879
Citrus aurantium Petitgrain; Bitter Orange 5 2, 874
Citrus limon Lemon 7 338, 640
Citrus medica Citron 1 14
Citrus mitis Calamansi; Calamondin 3 48
Citrus paradisi Grapefruit 5 435
Citrus reticulata Mandarin; Tangerine 5 403, 432
Citrus sinensis Orange 5 161.5600000321865
Cleonia lusitanica Spanish Heal-All 3 16
Cnicus benedictus Blessed Thistle 3 0
Cnidium officinale Jih-Chiung 1 16
Cocos nucifera Coconut; Coconut Palm; Copra; Nariyal; Kokospalme (Ger.); Cocotero (Sp.) 2 150
Coix lacryma-jobi Adlay; Adlay Millet; Job'S-Tears; Yi-Yi-Ren 1 80
Coleus barbatus Forskohl's Coleus 4 25, 800
Colocasia esculenta Taro 1 72.59999990463257
Commiphora wightii Guggul; Indian Bdellium-Tree 3 0
Conyza canadensis Butterweed; Hogweed; Horseweed 1 0
Coptis chinensis Chinese Goldthread; Huang-Lian; Huang-Lien 1 1, 800
Coptis japonica Huang-Lia; Huang-Lian; Huang-Lien; Japanese Goldthread 1 2, 400