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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Collagen-Sparing

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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
CAFFEIC-ACID *
CHLOROGENIC-ACID *
CICHORIC-ACID IC87=20 uM *
CYNARIN *
ECHINACOSIDE IC90=20 uM *
FUKINOLIC-ACID IC47-64=0.22-0.24 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
Eleutherococcus senticosus Eleuthero Ginseng; Siberian Ginseng; Spiny Ginseng; Wu jia; Ci wu jia (Pinyin) 2 30, 610.499992370605
Equisetum arvense Field Horsetail; Horsetail 2 16, 000
Equisetum hyemale Horsetail; Scouring Rush 1 0
Eriobotrya japonica Loquat 1 0
Erythroxylum coca Coca 2 0
Eucalyptus globulus Blue Gum; Eucalypt; Tasmanian Bluegum 2 0
Eucommia ulmoides Tu Chung; Du Zhong; Gutta-Percha Tree 1 0
Euphorbia hirta Queensland Asthma Herb 1 0
Euphorbia pulcherrima Poinsettia 1 0
Euphrasia officinalis Eyebright 1 17, 500
Fagopyrum esculentum Buckwheat 2 0
Ficus carica Fig; Figuier Commun (Fr.); Echte Feige (Ger.); Feigenbaum (Ger.); Fico (Ital.); Figueira (Port.); Higo (Sp.); Higuera Comun (Sp.) 1 0
Foeniculum vulgare Fennel 3 225
Fragaria spp Strawberry 2 34
Gaultheria procumbens Teaberry; Wintergreen; Checkerberry; Creeping Wintergreen; Mountain Tea; Wintergrun (Ger.) 1 0
Gentiana lutea Yellow Gentian; Gentian 1 0
Glechoma hederacea Alehoof 2 0
Glycine max Soybean 2 4
Harpagophytum procumbens Devil's Claw; Grapple Plant 2 0
Hedera helix Ivy 1 0