The product orange comes in two varieties which are sweet or bitter. The scientific name of them are citrus sinensi and citrus aurantium respectively. Their advantages are preventing pancreas cancer, decreasing cloistral and curing bacterial infections. Citrus also has protein, fiber, potassium, vitamin C and Folic acid. The types of citrus in Iran include: Valencia, Bloody orange, Jiroft’s local, Mars, Washington naval, Old valencia, Siaruz’s local.