Abstract: Physical and spiritual health, food hygiene, prevention of diseases, strengthening body using nutritious and halal foodstuff are issues recommended in the holy Quran and Sonnat. Quran and Hadith have pointed to olive along with pomegranate, grapes, dates and fig as nutritious and healthy foods and recommended it for curing illnesses. The purpose of this study is to investigate about the secrets behind emphasis of Quran and Hadith on the consumption of olive and understand the viewpoint of Islam about healthy and nutritious foods for a good nutrition. The present study is descriptive-analytical in nature and the data are collected based on the purpose of the study and through investigation into verses of Quran and narrative by using primary sources and valid hadith texts (e.g., Alkafi, Almahasen, Vasaelo Shiat). Then, the collected data underwent document and content analyses. From among the collected data, there were fourteen properties found about olive products and its oil. This evinces that olive is a valuable fruit in curing and/or prevention of diseases. It also shows the comprehensiveness of the issues and orders in Islam and the miracle of Quran and Hadith about physical health. with regard to Islamic teachings about olive, two recommendations are made in this study. First, special attention should be paid to olive and its products by health department when setting policies for food. Second, development of an analytical reference book documenting medical hadiths by experienced researchers is needed.