The pistachio has a delicious flavor and a high nutritious value, being high in monounsaturated fat, fiber, thiamin and vitamin B6, and minerals such as phosphorus, potassium, copper and manganese. They are also a source of protein, riboflavin, vitamins A, E and K, as well as other minerals as iron, magnesium, zinc and selenium.
Pistachios have a glucose- and insulin-lowering effect, so they may help you lower blood sugar levels. Eating pistachios every day may also improve some cardiometabolic risk factors in adults with well-controlled type 2 diabetes.