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 AI estimates the portion and macros in a few seconds. Check it, adjust anything that looks off, and log it.
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 a few seconds. 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.