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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
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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
ASCORBIC-ACID 1-2 g/man/day *
PSEUDOEPHEDRINE Martindale's 29th
ZINC 50 mg Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
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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
Nepeta cataria Catnip 2 0
Nigella sativa Black Cumin; Roman Coriander; Fennel-Flower; Nutmeg-Flower; Black Caraway 1 12, 885
Notopterygium incisum Qiang Huo 1 16
Nyssa sylvatica Black Gum; Black Tupelo 1 374
Ocimum basilicum Basil; Sweet Basil; Cuban Basil 2 6, 018
Ocimum sanctum Holy Basil; Tulsi 1 1, 660
Ocimum tenuiflorum Anise-Scented Basil 1 830
Oenothera biennis Evening-Primrose 1 90
Ophiopogon japonicus Mai-Men-Dong; Mai-Men-Tung 1 32
Opuntia ficus-indica Indian Fig; Prickly Pear; Nopal; Nopalito 2 10, 580
Origanum majorana Marjoram; Sweet Marjoram 2 1, 196
Origanum vulgare Common Turkish Oregano; Wild Oregano; Oregano; Pot Marjoram; Wild Marjoram; European Oregano 2 294
Oryza sativa Rice 1 0
Oxalis tuberosa Oca; Papa Roja; Quiba 1 6, 852
Pachira macrocarpa Large-Fruited Provision Tree 1 255
Pachyrhizus erosus Yambean 1 1, 845
Paeonia lactiflora Chih-Shao; Peony; Common Garden Peony; White Peony; Bai Shao (Chinese) 1 120
Paeonia moutan Moutan; Tree Peony 1 30
Paeonia suffruticosa Moutan; Tree Peony; Moutan Peony 1 45
Panax ginseng Chinese Ginseng; Oriental Ginseng; Ginseng; Korean Ginseng 2 0