Flax seeds are 534 calories per 100g. Ground flax (also called flaxmeal) is what you usually want — whole flax passes through mostly undigested. A tablespoon of ground flax is 37 calories with 2g of fiber and a meaningful amount of plant-based omega-3.
Calories scale with portion. Here's how a typical flax seeds serving translates in your tracker:
Calorie-dense and fatty — 42 g of fat per 100g means small portions add up fast, so weigh it rather than eyeballing.
How flax seeds stacks up on calories and protein against foods people commonly compare it to:
Point your iPhone camera at flax seeds and Spotwell's on-device AI estimates the portion and macros in under a second — no manual entry, no barcode hunting.
Download on theApp StoreFlax Seeds has approximately 534 calories per 100g. A typical serving — 1 tbsp, ground (7g) — comes in at 37 calories.
18g of protein per 100g. That puts flax seeds at roughly 3.4g of protein per 100 calories — a useful lens when comparing to other nuts & seeds 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. Flax Seeds is calorie-dense at 534 kcal per 100g, so portion control matters more than with low-cal foods.