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Activities: 780
Chemicals w/Activities: 214
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# Activity Chemical Low PPM High PPM StdDev *Reference
1 PYRUVIC-ACID Fruit Juice -- 1034.0 Morgan, E. J. 1946. Pyruvic Acid in the Juice of Onion (Allium cepa). Nature (London), 157: 512.
1 QUINIC-ACID Bulb -- -- *
2 METHANOL Bulb -- -- *
4 CIS-METHYLSULPHINOTHIOIC-ACID-S-1-PROPENYLESTER Bulb -- -- *
7 GLUCOSE Bulb -- -- 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.
8 GLUTAMIC-ACID Bulb -- -- Thomas, D. J., Parkin, K. L. 1994. Quantification of Alk(en)yl-L-Cysteine Sulfoxides and Related Amino Acids in Alliums by High-Performance Liquid Chromatography. J. Agr. Food Chem., 42(8): 1632-1638.
102 CAFFEIC-ACID Bulb -- -- *
4 SPIRAEOSIDE Epidermis -- -- Ito, Y., Ono, M., Masuoka, C., Yahara, S., Nohara, T. 1995. Hyaluronidase Inhibitors of Onion (Allium cepa L.) Skin. Kyushu Tokai Daigaku Nogakubu Kiyo, 14: 43-48.
25 DIALLYL-SULFIDE Essential Oil -- -- Schultz, O. E., Mohrmann, H. L. 1965. Analysis of Constituents of Garlic Allium sativum. II. Gas Chromatography of Garlic Oil. Pharmazie, 20(7): 441-447.
3 DI-N-PROPYL-DISULFIDE Bulb -- -- Wilkens, W. F. 1962. The Isolation and Identification of the Lachrymogenic Compound of Onion. Diss. Abstr. Int. B, 22: 3978.
112 ASCORBIC-ACID Bulb -- -- *
23 CITRIC-ACID Bulb -- -- 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.
3 ABSCISSIC-ACID Bulb -- -- *
64 OLEANOLIC-ACID Bulb -- -- *
11 ISORHAMNETIN Bulb -- -- Park, Y. K., Lee, C. Y. 1996. Identification of Isorhamnetin 4'-Glucoside in Onions. J. Agric. Food Chem., 44(1): 34-36.
2 QUERCETIN-3-O-BETA-D-GLUCOSIDE Bulb -- 40.0 Abstract (See species file)
30 ANTHOCYANINS Bulb -- -- Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
7 FUMARIC-ACID Bulb -- -- *
7 GLUCOSE Leaf -- -- 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.
3 CADMIUM Bulb 0.005 0.38 *
*Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.