Medicinal plants have been identified and used throughout human history. Plants have the ability to synthesize a wide variety of chemical compounds that are used to perform important biological functions, and to defend against attack from predators such as insects, fungi and herbivorous mammals.Chemical compounds in plants mediate their effects on the human body through processes identical to those already well understood for the chemical compounds in conventional drugs. Carum carvi L. belongs to the family ApiaceaeIt was used in folk medicine for the treatment of many complains. The previous studies showed that the plant contained many bioactive metabolites and exerted antimicrobial, anticancer, antioxidant, hypolipidemic, antidiabetic, analgesic, diuretic, gastrointestinal, bronchial relaxant effects and many others pharmacological activities.