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Activities: 780
Chemicals w/Activities: 214
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# Activity Chemical Low PPM High PPM StdDev *Reference
13 P-HYDROXY-BENZOIC-ACID Bulb -- 107.0 1.0 *
13 PALMITIC-ACID Seed -- 13140.0 -0.43 Wealth of India.
13 PALMITIC-ACID Seed Oil -- 73000.0 -0.72 *
13 PALMITIC-ACID Bulb 240.0 2325.0 -1.0 *
11 PANTOTHENIC-ACID Bulb 1.0 16.0 1.0 USDA's Ag Handbook 8 and sequelae)
24 PECTIN Bulb -- -- Leung, A. Y. and Foster, S. 1995. Encyclopedia of Common Natural Ingredients 2nd Ed. John Wiley & Sons, New York. 649 pp.
7 PHENYLALANINE Bulb 300.0 3270.0 -1.0 USDA's Ag Handbook 8 and sequelae)
8 PHLOROGLUCINOL Bulb -- 100.0 *
4 PHOSPHORUS Leaf 310.0 5513.0 0.1 *
4 PHOSPHORUS Bulb 275.0 4038.0 -1.0 *
2 PHYTOSTEROLS Bulb 150.0 1455.0 1.0 *
14 POTASSIUM Bulb 1514.0 22164.0 1.0 *
2 PROPIONALDEHYDE 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-.
2 PROPIONALDEHYDE Bulb -- -- Wilkens, W. F. 1964. Isolation and Identification of the Lachrymogenic Compound of Onion. Cornell Univ., Agr. Expt. Sta. Mem. No., 385: 31 pp.
2 PROSTAGLANDIN-A-1 Bulb -- 1.0 *
2 PROSTAGLANDIN-E-1 Bulb -- -- Ustunes, L., Claeys, M., Laekeman, G., Herman, A.G., Vlietinck, A.J., Ozer, A. 1985. Isolation and Identification of Two Isomeric Trihydroxy Octadecenoic Acids with Prostaglandin E-Like Activity from Onion Bulbs(Allium cepa). Prostaglandins, 29(5):847-865
43 PROTOCATECHUIC-ACID Leaf -- -- Das, V. S. R., Rao, J. V. S. 1964. Phenolic Acids of Onion Plant. Curr. Sci., 33(15): 471-472.
43 PROTOCATECHUIC-ACID Bulb 4500.0 17540.0 *
4 PUFA Bulb 620.0 6005.0 USDA's Ag Handbook 8 and sequelae)
12 PYROCATECHOL Bulb -- -- Hermann, K. 1958. Flavonols and Phenols of the Onion (Allium cepa). Arch. Pharm. (Weinheim), 291: 238-247.
*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.