How many calories in
reese's peanut butter cup?
Reese's Peanut Butter Cup is 515 calories per 100g. A single serving is typically 206–309 calories depending on the producer; the per-100g number is most useful as a comparison tool.
Common serving sizes.
Calories scale with portion. Here's how a typical reese's peanut butter cup serving translates in your tracker:
What 515 calories means.
Carb-forward — most of its 515 kcal come from carbohydrate, so it's best placed around training when your body uses carbs most readily.
Reese's Peanut Butter Cup vs. similar foods.
How reese's peanut butter cup stacks up on calories and protein against foods people commonly compare it to:
Skip the lookup. Snap the plate.
Point your iPhone camera at reese's peanut butter cup and Spotwell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
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How many calories in reese's peanut butter cup?
Reese's Peanut Butter Cup has approximately 515 calories per 100g. A typical serving — 3 oz (85g) — comes in at 438 calories.
How much protein is in reese's peanut butter cup?
12g of protein per 100g. That puts reese's peanut butter cup at roughly 2.3g of protein per 100 calories — a useful lens when comparing to other sweets sources.
How do I log reese's peanut butter cup 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 reese's peanut butter cup good for weight loss?
It depends on your overall calorie target. Reese's Peanut Butter Cup is calorie-dense at 515 kcal per 100g, so portion control matters more than with low-cal foods.