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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
Crataegus pentagyna Hawthorn 1 0
Crataegus rhipidophylla Hawthorn 2 0
Cucumis melo Cantaloupe; Melon; Muskmelon; Netted Melon; Persian Melon; Nutmeg Melon 1 0
Cucumis sativus Cucumber 2 0
Cucurbita pepo Pumpkin 1 0
Curcuma longa Turmeric; Indian Saffron 1 10
Cyamopsis tetragonoloba Guar; Cluster-Bean; Siam-Bean 2 0
Cydonia oblonga Quince 1 0
Cynara cardunculus Artichoke 3 1, 000
Datura stramonium Jimsonweed 2 0
Daucus carota Carrot 2 0
Digitalis purpurea Purple Foxglove 2 0
Dipsacus fullonum 2 0
Dodonaea viscosa Hopwood 1 0
Echinacea angustifolia Echinacea; Narrow Leaf Echinacea; Narrow Leaf Purple-Coneflower 4 69, 000
Echinacea pallida Echinacea; Pale-Flower Echinacea; Pale Purple-Coneflower 3 51, 000
Echinacea purpurea Echinacea; Eastern Purple-Coneflower; Purple-Coneflower 2 156, 000
Echinacea spp Coneflower; Echinacea 5 138, 000
Elaeagnus angustifolia Russian Olive; Silver Berry 2 0
Elettaria cardamomum Cardamom 1 2