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

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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
TRANS-FERULIC-ACID Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
TYROSINE Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
UMBELLIFERONE 5-25 ug/ml Gawron, A. and Glowniak, K. 1987. Cytostatic Activity of Coumarins in vitro. Planta Medica 1987: 526.
URSOLIC-ACID Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VANILLIC-ACID Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VANILLIN Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VIT-B2 Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VITAMIN-B Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VITAMIN-B3 Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VITAMIN-E Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VITEXIN Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
VITEXIN-2'-O-RHAMNOSIDE Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
XANTHOTOXIN 5-25 ug/ml Gawron, A. and Glowniak, K. 1987. Cytostatic Activity of Coumarins in vitro. Planta Medica 1987: 526.
XANTHOTOXOL 5-25 ug/ml Gawron, A. and Glowniak, K. 1987. Cytostatic Activity of Coumarins in vitro. Planta Medica 1987: 526.
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List of Activity Plants.
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Plant Name Common Name Chemical Count Total Parts Per Million
Rauvolfia vomitoria African Snakeroot 1 0
Ravensara aromatica Ravensara 7 18, 842
Rehmannia glutinosa Chinese Foxglove 6 24, 000
Rhamnus cathartica Buckthorn; European Buckthorn 2 0
Rheum officinale Chinese Rhubarb 11 20, 091.80009841919
Rheum palmatum Chinese Rhubarb 9 14, 306.5
Rheum rhabarbarum Rhubarb 20 271, 960.30000019073
Rhizophora mangle Red Mangrove 6 667, 283
Rhododendron dauricum Chinese Alpenrose 10 0
Rhododendron ferrugineum Rusty-Leaved Alpenrose 2 0
Rhododendron ponticum Pontic Alpenrose 9 120, 000
Rhodymenia palmata Dulse 5 121.10000002384186
Rhus coriaria Sicilian Sumac; Sumac; Tanner's Sumac 7 840, 000
Rhus glabra Smooth Sumac 2 270, 000.25
Rhus toxicodendron Poison Ivy 6 0
Rhynchosia acuminatifolia 1 6
Rhynchosia cabibaea 1 5
Rhynchosia densiflora 1 6
Rhynchosia hirsuta 1 6
Rhynchosia minima Burn Mouth Vine 3 236, 606