ics, family history, environmental factors and social and behavioral characteristics have critical role in the incidence of hypertension [2]. Despite our understanding of the disease and accessibility of treatments, it was estimated that around 30% of the world's population will be affected by this disease by 2025, indicating a major unrelieved public health burden [3-5]. Herbal medicine has been used for a long time to achieve therapeutic goals [6]. Extracts of olive leaves (Olea