51/100

Grains & Bread

Bran Flakes

Moderate — Bran Flakes is neutral for fat-burning.

The bran adds fiber, but the flakes are milled and puffed, so the starch still digests quickly for a moderate-high spike.

The breakdown

Per serving: 3/4 cup (30g)

Glycemic load
14
Sugar (g)
5
Fiber (g)
5
Protein (g)
3

Glycemic index 74 · Carbs 24g · Fat 1g · Processing ultra-processed

What this means for fat-burning

A FatTonic Score of 51 places bran flakes in the Moderate band. The score is dominated by its glycemic load of 14 (moderate — a noticeable but manageable rise).

The fiber slows digestion and blunts the insulin response. Being ultra-processed, it is also easy to overeat.

See how your whole day scores — free Metabolic Score →

Frequently asked questions

Does bran flakes spike insulin?

Bran Flakes has a glycemic load of 14 and a FatTonic Score of 51 out of 100, which means it is neutral for fat-burning. The bran adds fiber, but the flakes are milled and puffed, so the starch still digests quickly for a moderate-high spike.

Is bran flakes good for fat loss?

With a FatTonic Score of 51/100 (Moderate), bran flakes is neutral for fat-burning. The bran adds fiber, but the flakes are milled and puffed, so the starch still digests quickly for a moderate-high spike.

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