One hundred and twenty-one compounds were identified by GC-MS analysis of ethanol extract of fruits from Prosopis juliflora. The major constituents identified were terpenoids: Limonene diol, Dihydrocarvone, Limonene dioxide, trans-Carveol, Dinorsesquiterpenoid, and fatty acids and its derivatives: 2-chloroethyl linoleate, Cis-Vaccenic acid, Linoleic acid. The minor compounds identified were Monolinolein, Ricinoleic acid, Ethyl elaidate, Palmitic acid, Mome inositol, Uroterpenol, p-methylacetophenone, Glycerol, Limonene, and Cyclooctanone.