[an error occurred while processing this directive]
Pistachio nut is the nut of the pistachio tree, Pistacia vera, a small tree native to some regions of Syria, Iran, Turkey, Greece, Turkmenistan, Pakistan, and Afghanistan. Pistachio nut has a hard, whitish exterior shell, with a mauvish skin and light green flesh with a distinctive flavor. The nuts are often eaten whole, either fresh or roasted and salted, and are also used as toppings and in confections such as baklava or biscotti and cold cuts such as mortadella. It is known to reduce the levels of low-density Lipoprotein (LDL) while increasing the antioxidant levels in the serum. Pistachios contains urushiol, an irritant that can cause allergic reactions.