The pistachio nut is a dry fruit of small size, lengthy, with a hard, thin and clear brown shell. The edible part is yellowish green and tender. They are used in foodstuff products and also in cosmetics, for which there is a great demand.
Pistachios are high in protein, fiber and antioxidants. They also have several other important nutrients, including vitamin B6 and potassium. Pistachios may help lower blood cholesterol. It may also lower blood pressure more than other nuts.