An official website of the United States government.
Common Names
Onion; Shallot
How this plant is used
Food
| Chemical Name | Activity Count | Plant Part | Low Parts Per Million | High Parts Per Million | Standard Deviation | Reference |
|---|---|---|---|---|---|---|
| LEAD | 0 | Bulb | 0.0 | 1.4 | not available | Duke, 1992 * |
| LEUCINE | 2 | Bulb | 410.0 | 4469.0 | -1.00 | USDA's Ag Handbook 8 and sequelae) |
| LINOLEIC-ACID | 27 | Bulb | not available | not available | not available | Osman, S. A. 1980. Chemical and Biological Studies of Onion and Garlic in an Attempt to Isolate a Hypoclycaemic Extract. Abstr. 4th Asian Symp. Med. Plants Spices Bangkok, Thailand, September 15-19: 117. |
| LINOLEIC-ACID | 27 | Seed | 103500.0 | 106200.0 | -0.01 | Wealth of India. |
| LINOLEIC-ACID | 27 | Seed Oil | 575000.0 | 590600.0 | 0.78 | Duke, 1992 * |
| LITHIUM | 11 | Bulb | 0.2 | 0.3 | not available | Duke, 1992 * |
| LOPHENOL | 0 | Bulb | not available | not available | not available | Itoh, T., Tamura, T., Mitsuhashi, T., Matsumoto, T. 1977. Sterols of Liliaceae. Phytochemistry, 16: 140-141. |
| LUTEIN | 15 | Bulb | not available | 0.0 | not available | Granado, F., Olmedilla, B., Blanco, I., Rojas-Hidalgo, E. 1992. Carotenoid Composition in Raw and Cooked Spanish Vegetables. J. Agr. Food Chem., 40(11): 2135-2140. |
| LYSINE | 4 | Bulb | 560.0 | 6104.0 | -1.00 | USDA's Ag Handbook 8 and sequelae) |
| MAGNESIUM | 65 | Bulb | 76.0 | 1230.0 | 0.73 | Duke, 1992 * |
| MALIC-ACID | 15 | Bulb | not available | not available | not available | Soldatenkov, S. V., Mazurova, T. A., Ranteleev, A. N. 1960. Organic Acids of Onion and Spinach. Trudy Petergof Biol. Inst., Leningrad Gosudarst Univ Im AA Zhdanova, 18: 55-61. |
| MALIC-ACID | 15 | Leaf | not available | not available | not available | Soldatenkov, S. V., Mazurova, T. A., Ranteleev, A. N. 1960. Organic Acids of Onion and Spinach. Trudy Petergof Biol. Inst., Leningrad Gosudarst Univ Im AA Zhdanova, 18: 55-61. |
| MANGANESE | 14 | Bulb | 1.0 | 38.0 | 1.40 | Duke, 1992 * |
| MANGANESE | 14 | Seed | not available | 19.4 | -0.43 | Duke, 1992 * |
| MELATONIN | 23 | Bulb | not available | not available | not available | Hattori, A., et. al. 1995. Identification of Melatonin in Plants and its Effects on Plasma Melatonin Levels and Binding to Melatonin Receptors in Vertebrates. Biochem. Mol. Biol. Int., 35(3): 627-634. |
| MERCURY | 1 | Bulb | not available | 0.0 | -1.00 | Duke, 1992 * |
| METHANETHIOL | 0 | Bulb | not available | not available | not available | Wealth of India. |
| METHANOL | 2 | Bulb | not available | not available | not available | Duke, 1992 * |
| METHANOL | 2 | Leaf | not available | not available | not available | 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-. |
| METHIONINE | 15 | Bulb | 100.0 | 1090.0 | -1.00 | Duke, 1992 * |
| Activity | Chemical Count | Reference |
|---|---|---|
| PAF-Inhibitor | 3 | Duke, 1992 * |
| Papain-Inhibitor | 1 | 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. |
| Parasiticide | 1 | Martindale's 29th |
| Parasympathomimetic | 1 | Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp. |
| Pemphigenic | 1 | My Rodale Press Green Farmacy Draft, miscellaneous abstracts. |
| Percutaneostimulant | 2 | Seki, T., Toeda, C., Kawaguchi, T., Juni, K., Sugibayashi, K., and Morimoto, Y. 1990. Enhanced Transdermal Delivery of Zidovudine in Rats and Human Skin. Chem. Pharm. Bull. 38(11): 3086-3089, 1990. |
| Perfumery | 7 | Aloe Research Council - Duke writeup of non-peer reviewd book by Coats and draft by Henry |
| Peristaltic | 1 | Duke, 1992 * |
| Pesticide | 49 | Duke, 1992 * |
| PGE2-Inhibitor | 1 | Duke, 1992 * |
| Phagocytotic | 6 | Pizzorno, J.E. and Murray, M.T. 1985. A Textbook of Natural Medicine. John Bastyr College Publications, Seattle, Washington (Looseleaf). |
| Phospholipase-Inhibitor | 1 | Duke, 1992 * |
| Phytoalexin | 1 | Nigg, H.N. and Seigler, D.S., eds. 1992. Phytochemical Resources for Medicine and Agriculture. Plenum Press, New York. 445 pp. |
| Phytohormonal | 1 | Duke, 1992 * |
| Piscicide | 1 | ANON. 1948-1976. The Wealth of India raw materials. Publications and Information Directorate, CSIR, New Delhi. 11 volumes. |
| Pituitary-Stimulant | 1 | Duke, 1992 * |
| Plasmodicide | 1 | Neuwinger, H. D. 1996. African Ethnobotany - Poisons and Drugs. Chapman & Hall, New York. 941 pp. |
| Polyamine-Synthesis-Inhibitor | 1 | Duke, 1992 * |
| Preservative | 2 | Merck 11th Edition |
| Progesteronigenic | 1 | Medline (post 1990 searches filed in my computer) |