Onion Powder runs 341 calories per 100g, but realistic per-meal portions add fewer than 5 calories. Useful as flavor without budget cost. The 100g number is mostly a comparison reference.
Calories scale with portion. Here's how a typical onion powder serving translates in your tracker:
Point your iPhone camera at onion powder and SpotWell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
Download on theApp StoreOnion Powder has approximately 341 calories per 100g. A typical serving — 3 oz (85g) — comes in at 290 calories.
10g of protein per 100g. That puts onion powder at roughly 2.9g of protein per 100 calories — a useful lens when comparing to other herbs & spices 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. Onion Powder sits in a moderate calorie range. It can fit any goal — weight loss, maintenance, or muscle gain — when portioned to your daily target.