How many calories in
pistachios?
Pistachios are 560 calories per 100g. The shelled-vs-unshelled distinction matters: 1 oz shelled is the standard portion, ~49 nuts. Eating them in-shell naturally slows down intake, which is why they're often described as the 'pacing nut'.
Common serving sizes.
Calories scale with portion. Here's how a typical pistachios serving translates in your tracker:
What 560 calories means.
Calorie-dense and fatty — 45 g of fat per 100g means small portions add up fast, so weigh it rather than eyeballing.
Skip the lookup. Snap the plate.
Point your iPhone camera at pistachios and Spotwell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
Download on theApp StoreQuick answers.
How many calories in pistachios?
Pistachios has approximately 560 calories per 100g. A typical serving — 1 oz (49 nuts, 28g) — comes in at 159 calories.
How much protein is in pistachios?
20g of protein per 100g. That puts pistachios at roughly 3.6g of protein per 100 calories — a useful lens when comparing to other nuts & seeds sources.
How do I log pistachios accurately?
The simplest method: weigh it on a kitchen scale, then enter grams in your tracker. With Spotwell, you can skip the scale — point the camera at the plate and the AI estimates the portion in under a second. Adjust the value if it looks off.
Is pistachios good for weight loss?
It depends on your overall calorie target. Pistachios is calorie-dense at 560 kcal per 100g, so portion control matters more than with low-cal foods.