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Biological Activity Antioxidant

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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 Sort descending Dosage Reference
PROTOCATECHUIC-ACID 10 x alpha-tocopherol Duke, 1992 *
PROTOCATECHUIC-ACID 2/3 quercetin Duke, 1992 *
PROTOCATECHUIC-ACID 1/2 BHT Duke, 1992 *
PROTOPAPAVERINE IC50=61 uM Duke, 1992 *
PRUNUSOL not available Duke, 1992 *
PTEROSTILBENE not available Duke, 1992 *
PUERARIN not available Duke, 1992 *
PUNICACORTEIN not available Duke, 1992 *
PUNICALAGIN IC50=2.3 uM Duke, 1992 *
PURPUROGALLIN not available Merck 11th Edition
PYCNOGENOL not available Duke, 1992 *
PYROCATECHOL not available Jim Duke's personal files.
PYROGALLOL not available Jim Duke's personal files.
QUERCETAGENIN-7-O-GLUCOSIDE not available Duke, 1992 *
QUERCETAGETIN not available Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp.
QUERCETIN 4.7 x Vit. E Duke, 1992 *
QUERCETIN ED50=2.3 uM Seidel, V., Verholle, M., Malard, Y., Tillequin, F., Fruchart, J-C., Duriez, P., Bailleul, F., Teissier, E. 2000. Phenylpropanoids from Ballota nigra L. Inhibit in vitro LDL Peroxidation. Phytotherapy Research, 14(2): 93-98.
QUERCETIN IC47=10 uM Duke, 1992 *
QUERCETIN IC96=300 ppm Phenolic Compounds in Food and Their Effects on Health. Antioxidants & Cancer Prevention. Huang, M.T., Ho, C.T. and Lee, C.Y. eds. 1992. ACS Symposium Series 507.ACS, Washington 402 pp.
QUERCETIN-3,4'-DIGLUCOSIDE not available Duke, 1992 *
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List of Activity Plants.
Click on column headings to sort table by that column.
Plant Name Sort descending Common Name Chemical Count Total Parts Per Million
Oenanthe crocata Water Dropwort 2 0
Oenanthe javanica Javan Water Dropwort 7 0
Oenothera biennis Evening-Primrose 28 1, 360, 688
Olea europaea Olive 30 53, 542.300000190735
Ononis spinosa Spiny Restharrow; Restharrow; Hauhechel (Ger.) 25 32, 049
Ophiopogon japonicus Mai-Men-Dong; Mai-Men-Tung 4 54
Opopanax chironium Hercules All Heal; Opopanax 1 0
Opuntia ficus-indica Indian Fig; Prickly Pear; Nopal; Nopalito 23 4, 309, 574.36000073
Origanum creticum Dittany Of Crete 2 0
Origanum majorana Marjoram; Sweet Marjoram 31 5, 516, 938
Origanum minutiflorum Small-Flowered Oregano 9 21, 487
Origanum onites Oregano; Pot Marjoram 10 90, 238
Origanum sipyleum Bayircayi; Guveyoto 8 48, 905.59999990463
Origanum syriacum Za'Atar 7 78, 320
Origanum vulgare Greek Oregano; Wild Oregano; Common Turkish Oregano 49 14, 918, 231
Oryza sativa Rice 24 263, 342.56599994004
Oxalis tuberosa Oca; Papa Roja; Quiba 3 6, 865.500000581145
Pachira aquatica Provision Tree 3 378, 800
Pachira macrocarpa Large-Fruited Provision Tree 3 268.60000002384186
Pachyrhizus erosus Yambean 7 9, 957.799999952316