This study conducted under authority of medicinal and aromatic plants Department, Horticulture Research Institute (HRI), Agricultural Research Center (ARC), Egypt, during the seasons of 2012, 2013 and 2014. The seeds randomly collected after growth (10 kg of each site) in the different Egyptian sites six are north (Sheikh Zuid, North Sinai Governorate (B1); Sarabium, Ismailia Governorate (B2) and Wadi Natrun, Behara Governorate (B3)) and south (Valley Asiouty, Assiut Governorate (B4); Siwa Oasis, Matrouh Governorate (B5) and Arab Beny Ghalb Region, Assiyut Governorate (B6)) of Egypt. This paper conducted to study the effect of environment different on the food ingredients and chemical of the seed oils, as well as determine the importance and extent of adaptation to different environments and identify the best addition to the effect of climatic factors and conditions of the soil in which the plants cultivated under Egyptian conditions. From the obtained data, the higher Peroxide values (2.64, 2.49 and 2.78 milli equivalent/Kg) recorded with seeds from Valley Asiouty Assiyut Governorate (B4), while the lowest values) (0.59, 0.54 and 0.64 milli equivalent/Kg) founded in Sheikh Zuid, North Sinai Governorate (B1). Jojoba oil from Arab Beny Ghalb Region, Assiyut Governorate (B6) had the best oil characters comparison with other sites. In general, the site (B6) and site (B5) showed the best results of oil components, followed by Sheikh Zoweyd North Sinai (B1) and Sarabium Ismailia Governorate (B2), followed by Wadi Natrun (B3) and Asiouty Valley- Assiut Governorate (B4).
Keywords: Jojoba oil, Jojoba hulls, Phenolic compounds, Extraction oil.