Not surprisingly, studies have associated eating the nuts with achieving or maintaining a healthier weight. In a 2020 study in the journal
Nutrients, 100 people with overweight or obesity ate 1.5 ounces of pistachios daily for four months as part of a behavioral weight loss program. As a result of this delicious intervention, they consumed more fiber and fewer sweets. Although they ultimately achieved the same amount of weight loss as a control group, those who ate pistachios had improved blood pressure measurements