Saffron petal is the main by-product of saffron processing which produced at high level but it is not applied and thrown out. Saffron petal is containing of several compounds such as mineral agents, anthocyanins, flavonoids, glycosides, alkaloids and kaempferol. As saffron petal is cheaper and produces in large amounts compared to saffron stigma, so, it can be considered as an appropriate sourc...