Why pistachios are a healthy choice Making nuts, such as pistachios, part of the daily diet is associated with a decreased risk of death from cancer, heart and respiratory diseases, Jeffers says. Pistachios and other nuts are a pillar of the healthy Mediterranean diet. They can reduce your chances of developing cardiovascular disease. Researchers found that a group of overweight or obese people who ate a serving of pistachios every day had a lower body mass index and waist circumference than those who didn't eat pistachios.
Pistachio originated in Western Asia and archaeologists believe that pistachios became a food as early as 7000 BC. C.