Phytochemical analysis showed that Erodium cicutarium contained Tannin, catechins, gallic and elagic acids, sugars (glucose, galactose, fructose), amino acids (glycine,alanine, proline, histidine, tryptophan, tyrosine, glutamic acid), vitamins K and C , and wide range of essential and volatile oils. Erodium cicutarium possessed many pharmacological effects included antibacterial, antifungal, antiviral, interferon induction, antioxidant, antiinflammatory, analgesic, antiproliferative effects and affected smooth and cardiac muscles tones. This review discussed the chemical constituents and pharmacological effects of Erodium cicutarium. Keywords: Erodium cicutarium, contents, pharmacolog