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

Allium cepa (Liliaceae)

Common Names
Onion; Shallot
How this plant is used
Food

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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
PHLOROGLUCINOL 8 Bulb 100.0 *
PHLOROGLUCINOL-CARBOXYLIC-ACID 0 Bulb 100.0 Hermann, K. 1958. Flavonols and Phenols of the Onion (Allium cepa). Arch. Pharm. (Weinheim), 291: 238-247.
PHOSPHORUS 4 Bulb 275.0 4038.0 -1.00 *
PHOSPHORUS 4 Leaf 310.0 5513.0 0.10 *
PHYTOHORMONE 0 Bulb *
PHYTOSTEROLS 2 Bulb 150.0 1455.0 1.00 *
POLYSACCHARIDES 0 Bulb 100000.0 400000.0 *
POTASSIUM 14 Bulb 1514.0 22164.0 1.00 *
PROLINE 0 Bulb 370.0 4033.0 -1.00 USDA's Ag Handbook 8 and sequelae)
PROP-CIS-ENYL-PROPYL-DISULFIDE 0 Bulb Kimura, K., Nishimura, H., Kimura, I., Iwata, I., Mizutani, J. 1984. Flavor Components of Roasted Onion. I. Changes in Flavor Components of Onion by Roasting. Nippon Eiyo Shokuryo Gakkaishi, 37(4): 343-347.
PROP-CIS-ENYL-PROPYL-TRISULFIDE 0 Bulb Kimura, K., Nishimura, H., Kimura, I., Iwata, I., Mizutani, J. 1984. Flavor Components of Roasted Onion. I. Changes in Flavor Components of Onion by Roasting. Nippon Eiyo Shokuryo Gakkaishi, 37(4): 343-347.
PROP-TRANS-ENYL-PROPYL-DISULFIDE 0 Bulb Kimura, K., Nishimura, H., Kimura, I., Iwata, I., Mizutani, J. 1984. Flavor Components of Roasted Onion. I. Changes in Flavor Components of Onion by Roasting. Nippon Eiyo Shokuryo Gakkaishi, 37(4): 343-347.
PROP-TRANS-ENYL-PROPYL-TRISULFIDE 0 Bulb Kimura, K., Nishimura, H., Kimura, I., Iwata, I., Mizutani, J. 1984. Flavor Components of Roasted Onion. I. Changes in Flavor Components of Onion by Roasting. Nippon Eiyo Shokuryo Gakkaishi, 37(4): 343-347.
PROPAN-1-OL 0 Bulb *
PROPANAL 0 Bulb Wealth of India.
PROPANE-1-THIOL 0 Bulb Wilkens, W. F. 1962. The Isolation and Identification of the Lachrymogenic Compound of Onion. Diss. Abstr. Int. B, 22: 3978.
PROPIONAL 0 Bulb Wilkens, W. F. 1962. The Isolation and Identification of the Lachrymogenic Compound of Onion. Diss. Abstr. Int. B, 22: 3978.
PROPIONALDEHYDE 2 Bulb Wilkens, W. F. 1964. Isolation and Identification of the Lachrymogenic Compound of Onion. Cornell Univ., Agr. Expt. Sta. Mem. No., 385: 31 pp.
PROPIONALDEHYDE 2 Leaf Burtsev, A. F., Pashchenko, T. W., Rik, G. R. 1974. Mass-Spectrometric Analysis of Volatile Phytonocide Substances of Cucumber and Common Onion Leaves. Fiziol Biokhim Kul't Rast, 6: 516-.
PROSTAGLANDIN-A 0 Bulb Pobozsny, K., Tetenyi, P., Hethelyi, I., Kocsar, L., Mann, V. 1979. Biologically Active Substances: Investigations into the Prostaglandin Content of Allium Species. I. Herba Hung, 18(2): 71-81.
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
Prolactinogenic 1 Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf).
Proliferant 1 *
Prooxidant 5 *
Propecic 6 *
Prostaglandigenic 5 *
Prostaglandin-Sparer 1 Fujita, T., Nakatani, E., Funaishi, N., Sakuma, S., Fujimoto, Y. Potent inhibition of prostaglandin inactivation in rabbit gastric antral mucosal slices by selenium ions in-vitro. J. Pharm. Pharmacol. 42: 655-657, 1990.
Prostaglandin-Synthesis-Inhibitor 5 *
Prostaglandin-Synthetase-Inhibitor 1 *
Protein-Kinase-C-Inhibitor 2 Naim, M., Zehavi, U., Nagy, S., and Rouseff, R.L. Hydroxycinnamic Acids as Off-Flavor Precursors in Citrus Fruits and Their Products. Phenolic Compounds in Food and Their Effects on Health, Ch.14.
Protisticide 4 Martindale's 29th
PTK-Inhibitor 1 *
Pyrogenic 1 Conradson, T. B. G., Dixon, C. M. S., Clarke, B., Barnes, P. J. 1987. Cardiovascular Effects of Infused Adenosine in Man: Potentiation by Dipyridamole. Acta Physiol Scand, 129(3): 387-391.
Quinone-Reductase-Inducer 9 Madhavi, D. L., Bomser, J., Smith, M., Singletary, K. 1998. Isolation of Bioactive Constituents from Vaccinium myrtillus (Bilberry) Fruits and Cell Cultures. Plant Sci., 131(1): 95-103.
Radioprotective 2 LAWSON in Koch, H. P. and Lawson, L. D., eds. 1996. Garlic- The
Science and therapeutic application of Allium sativum L. and related species. Williams & Wilkins, Baltimore. 329 pp.
Refrigerant 1 Martindale's 28th
Renotoxic 1 Merck 11th Edition
Respirastimulant 1 Martindale's 29th
Retinoprotectant Optometry 1 *
Roborant 1 Merck 11th Edition
Rubefacient 1 Martindale's 29th