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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
OLEACEIN IC50=26 uM/ *
OLEACEIN IC50=36 uM/ *
OLEOSIDE 0.33 mg/ml (weak activity, 70% inhibition) *
OLEOSIDE-11-METHYL-ESTER 0.33 mg/ml (weak activity, 16% inhibition) *
OLEUROPEIN 0.33 mg/ml (weak activity, 8% inhibition) *
PEPSTATIN IC50@ug/ml *
PHENACEIN IC50=0.58 uM/ *
PROCYANIDIN-B-1 0.33 mg/ml (58.2% inhibition) *
PROCYANIDIN-B-2-3,3'-DI-O-GALLATE ED50=2.2 uM/ *
PROCYANIDIN-B-3 0.33 mg/ml (62.1% inhibition) *
PROCYANIDIN-B-3-3-O-GALLATE *
PROCYANIDIN-B-5-3,3'-DI-O-GALLATE ED50=1.3 uM/ *
PROCYANIDIN-B-6 0.17 mg/ml (36.7% inhibition) *
PROCYANIDIN-C-1-3,3',3''-TRI-O-GALLATE ED50=1.7 uM/ *
PROCYANIDIN-C-2 0.17 mg/ml (43.8% inhibition) *
PROCYANIDINS IC30-90=150-333 ug/ml *
PYCNOGENOL IC50=35 ug/ml hmn *
PYCNOGENOL 32 mg/kg ivn rat *
QUERCETIN-3-(2''-O-GALLOYL)-GLUCOSIDE ID50=300 ug/ml rat (24 hr.) *
QUERCETIN-3-O-(2''-O-GALLOYL)-GLUCOSIDE IC50=2.7 mM/l *
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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
Adonis vernalis Spring Adonis 1 0
Aesculus hippocastanum Horse Chestnut 7 8, 240
Aframomum melegueta Alligator Pepper; Grains-of-Paradise; Guinea Grains; Melegueta Pepper; Malagettapfeffer (Ger.); Malagueta (Sp.) 1 0
Agastache foeniculum Giant Hyssop 1 30
Agastache nepetoides 1 2
Agastache pallidiflora 1 0
Agastache urticifolia Nettle-Leaf Giant Hyssop 1 266
Agathosma betulina Buchu; Honey Buchu; Mountain Buchu 5 252
Ageratum conyzoides Mexican ageratum 1 30
Agrimonia eupatoria Agrimony; Sticklewort 5 4, 279.600002288818
Ailanthus altissima Stinktree; Tree Of Heaven 3 0
Akebia quinata Chocolate Vine 1 10
Albizia julibrissin Mimosa 1 8
Aleurites fordii Tungoil Tree 1 0
Alisma plantago-aquatica Mud Plantain; Tse-Hsieh; Water Plantain; Ze-Xie 1 272
Allium ampeloprasum Elephant Garlic; Kurrat 1 0
Allium cepa Onion; Shallot 3 174
Allium sativum var. sativum Garlic 2 15.300000190734863
Alocasia macrorrhiza Giant Taro 1 51
Aloe spp. Aloe 1 1.100000023841858