Blueberries are 57 calories per 100g, slightly more carbs than strawberries but still very low. A handful in oatmeal or yogurt is essentially a free-flavor upgrade in macro terms. Frozen tracks the same as fresh for calorie purposes.
Calories scale with portion. Here's how a typical blueberry serving translates in your tracker:
Balanced — blueberry sits in a moderate range and fits weight loss, maintenance, or muscle gain when portioned to your daily target.
How blueberry stacks up on calories and protein against foods people commonly compare it to:
Point your iPhone camera at blueberry and Spotwell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
Download on theApp StoreBlueberry has approximately 57 calories per 100g. A typical serving — 1 cup (148g) — comes in at 84 calories.
0.7g of protein per 100g. That puts blueberry at roughly 1.2g of protein per 100 calories — a useful lens when comparing to other fruits sources.
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.
It depends on your overall calorie target. Blueberry is naturally low-calorie at 57 kcal per 100g, so it's easy to fit into a deficit.