Evaluation of Some Phytochemical Properties of Three Medicinal Plants from Northwest of Iran

Traditional medicine has a long history of serving peoples all over the world. In Iran, because of the geographical location and climatic conditions, the large area of cultural and biological properties, there is a suitable environment for various medicine plants growth. The aim of this study was evaluate some phytochemical properties of three common medicinal plants from northwest of Iran. Standard methods were used to determine the protein percentage, oil content, essential oil percentage, total phenol and flavonoid contents. In Trigonella foenum graecum L. seeds showed statistically significant differences in protein and total phenol contents according to regions. In Nigella sativa L. seeds, protein, oil, essential oil and total phenol contents were obtained significant differences between studied regions. In total phenol and total flavonoid contents of Lallemantia iberica Fisch. et C.A. Mey. seeds were found significant differences according to regions. Different climate changes significantly affect the phytochemical composition of the plants that should be attended in medical studies. Identification and introducing of medicinal plants flora and traditional uses of these plants, provide useful information concerning the distribution and medicinal plants usage in the region and causes to various pharmacological activities in connection with this matter.