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

Biological Activity Collagenic

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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
ANTHOCYANIDINS *
ASCORBIC-ACID *
ASIATIC-ACID *
AUCUBIN *
PROANTHOCYANIDINS *
ZINC *
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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
Tussilago farfara Coltsfoot 1 25
Ullucus tuberosus Melloco; Ulluco 1 3, 500
Ulmus rubra Slippery Elm; Red Elm 2 0
Urtica dioica European Nettle; Stinging Nettle 2 6, 145.39999961853
Vaccinium corymbosum Blueberry 2 885
Vaccinium macrocarpon Cranberry; Large Cranberry; American Cranberry 2 3, 600
Vaccinium myrtillus Bilberry; Whortleberry; Dwarf Bilberry 2 4, 976.099999427795
Vaccinium vitis-idaea Cowberry; Lingen; Lingonberry 2 5, 637
Valeriana officinalis Valerian; Common Valerian; Garden-Heliotrope 2 0
Valerianella locusta Corn Salad; Lamb's Lettuce 1 129
Valerianella radicata 1 701
Verbascum thapsus Mullein; Velvetplant; Flannelleaf; Flannelplant; Great Mullein 3 77, 632.0000000298
Verbena officinalis Vervain 1 0
Veronica officinalis Common Speedwell; Gypsyweed 1 0
Viburnum opulus Crampbark; European Cranberry Bush; Guelder Rose; Snowballbush 2 504, 468
Vicia faba Broadbean; Faba Bean; Habas 1 7, 665
Vigna aconitifolia Mat Bean; Moth Bean 2 130
Vigna angularis Adzuki Bean 2 58
Vigna mungo Black Gram 1 448
Vigna radiata Green Gram; Mungbean 2 3, 276