Calories in Pistachios

157kcal per 1 oz (28 g)

560 kcal per 100 g · about 8% of a 2,000-kcal day

Pistachios are among the lower-calorie nuts, and shelling them slows you down — an ounce is about 157 calories. The empty shells are a built-in portion tracker.

Pistachios nutrition facts

NutrientPer 100 gPer 1 oz
Calories560 kcal157 kcal
Protein20.2 g5.7 g
Carbs27.2 g7.6 g
Fat45.3 g12.7 g
Fiber10.6 g3 g
Sugar7.7 g2.2 g

Where the calories come from

Pistachios calories by serving size

ServingCaloriesProteinCarbsFat
1 oz (28 g)157 kcal5.7 g7.6 g12.7 g
50 g280 kcal10.1 g13.6 g22.7 g
100 g560 kcal20.2 g27.2 g45.3 g
200 g1120 kcal40.4 g54.4 g90.6 g
250 g1400 kcal50.5 g68 g113.3 g

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Values based on USDA FoodData Central reference entries. Actual nutrition varies with variety, preparation, and portion. © 2026 NibbleCal.