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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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Antioxidant (LDL)

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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
CARVACROL IC50=5.53 uM *
ROSMARINIC-ACID IC50=0.74 uM *
THYMOL IC50=4 uM *
ZINGERONE IC50=8.9 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
Nigella sativa Black Cumin; Roman Coriander; Fennel-Flower; Nutmeg-Flower; Black Caraway 1 0
Ocimum basilicum Basil; Sweet Basil; Cuban Basil 3 88, 545
Ocimum gratissimum Agbo; Shrubby Basil 2 6, 080
Ocimum sanctum Holy Basil; Tulsi 1 420
Ocimum tenuiflorum Anise-Scented Basil 2 950
Oenanthe javanica Javan Water Dropwort 1 0
Origanum creticum Dittany Of Crete 1 0
Origanum majorana Marjoram; Sweet Marjoram 3 2, 073, 640
Origanum minutiflorum Small-Flowered Oregano 2 20, 070
Origanum onites Oregano; Pot Marjoram 2 78, 812
Origanum sipyleum Bayircayi; Guveyoto 2 13, 486
Origanum syriacum Za'Atar 2 74, 515
Origanum vulgare Greek Oregano; Wild Oregano; Common Turkish Oregano 3 10, 333, 648
Perilla frutescens Perilla 1 17, 300
Petroselinum crispum Parsley 2 32
Peumus boldus Boldo 2 24
Pimpinella anisum Anise; Sweet Cumin 1 0
Piper betel Betel Pepper 1 2, 350
Piper nigrum Black Pepper; Pepper; White Pepper 1 0
Plantago asiatica Asian Plantain 1 0