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Dr. Duke's Phytochemical and Ethnobotanical Databases
U.S. Department of Agriculture
  1. Home
  2. Brassica rapa

Brassica rapa (Brassicaceae)

Common Names
Pak-Choi; Chinese Mustard; Bok-Choy; Celery Mustard; Chinese White Cabbage; Celery Cabbage; Chinese Cabbage
How this plant is used
Food
Subspecies
subsp. chinensis
Subspecies Author
(L.) HANE

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View the list of ubiquitous chemicals
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List of plant chemicals.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Chemical Name Activity Count Plant Part Low Parts Per Million High Parts Per Million Standard Deviation Reference
HISTIDINE 7 Leaf 260.0 5556.0 0.09 USDA's Ag Handbook 8 and sequelae)
IRON 6 Leaf 8.0 171.0 -0.49 USDA's Ag Handbook 8 and sequelae)
ISOLEUCINE 3 Leaf 850.0 18164.0 1.57 USDA's Ag Handbook 8 and sequelae)
ISOPROPYLISOTHIOCYANATE 0 Plant Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
KILOCALORIES 0 Leaf 130.0 2778.0 -0.39 USDA's Ag Handbook 8 and sequelae)
LEUCINE 2 Leaf 880.0 18806.0 0.35 USDA's Ag Handbook 8 and sequelae)
LINOLEIC-ACID 27 Leaf 390.0 8334.0 0.03 USDA's Ag Handbook 8 and sequelae)
LYSINE 4 Leaf 890.0 19019.0 1.40 USDA's Ag Handbook 8 and sequelae)
MAGNESIUM 65 Leaf 106.0 5844.0 0.66 USDA's Ag Handbook 8 and sequelae)
METHIONINE 15 Leaf 90.0 1923.0 -0.97 USDA's Ag Handbook 8 and sequelae)
METHOXYBRASSININ 0 Plant Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
NIACIN 39 Leaf 5.0 107.0 0.12 USDA's Ag Handbook 8 and sequelae)
OLEIC-ACID 18 Leaf 140.0 2992.0 -0.25 USDA's Ag Handbook 8 and sequelae)
PALMITIC-ACID 13 Leaf 220.0 4701.0 -0.30 USDA's Ag Handbook 8 and sequelae)
PHENYLALANINE 7 Leaf 440.0 9402.0 -0.23 USDA's Ag Handbook 8 and sequelae)
PHOSPHORUS 4 Leaf 370.0 7907.0 0.54 USDA's Ag Handbook 8 and sequelae)
POTASSIUM 14 Leaf 1804.0 69143.0 1.71 USDA's Ag Handbook 8 and sequelae)
PROLINE 0 Leaf 310.0 6625.0 -0.67 USDA's Ag Handbook 8 and sequelae)
PROTEIN 0 Leaf 15000.0 320550.0 1.08 USDA's Ag Handbook 8 and sequelae)
RIBOFLAVIN 15 Leaf 0.7 15.0 -0.11 USDA's Ag Handbook 8 and sequelae)
View the list of ubiquitous chemicals
Download these results as:
CSV
EXCEL
PDF
List of plant activities.
Click on column headings to sort table by that column. *Unless otherwise noted all references are to (Duke, 1992)
Activity Chemical Count Reference
Beta-Blocker 2 *
Beta-Glucuronidase-Inhibitor 1 *
Calcium-Antagonist 2 *
Calcium-Channel-Blocker 1 *
Cancer-Preventive 14 Stitt, P. A. Why George Should Eat Broccoli. Dougherty Co, Milwaukee, WI, 1990, 399 pp.
Carcinogenic 2 Science News, 146: 421.
Cardioprotective 6 *
Cardiotoxic 1 *
Chemopreventive 1 *
Choleretic 1 *
Circulotonic 2 *
CNS-Depressant 1 Facciola, S. 1998. Cornucopia - A Source Book of Edible Plants. Kampong Publications, Vista CA. 713 pp.
Cold-preventive 1 Davies, S., and Stewart, A. 1990. Nutritional Medicine. Avon Books, New York. 509pp.
Collagenic 1 *
Colorant 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
Comedolytic 1 *
Cosmetic 1 Jeffery B. Harborne and H. Baxter, eds. 1983. Phytochemical Dictionary. A Handbook of Bioactive Compounds from Plants. Taylor & Frost, London. 791 pp.
COX-1-Inhibitor 1 *
COX-2-Inhibitor 1 *
Dermatitigenic 1 *