21/100

Grains & Bread

Rice Krispies

Poor — Rice Krispies works against fat-burning.

Puffed and toasted rice with essentially no fiber. One of the highest glycemic index values recorded for a breakfast cereal.

The breakdown

Per serving: 1 cup (33g)

Glycemic load
24
Sugar (g)
4
Fiber (g)
0
Protein (g)
2

Glycemic index 82 · Carbs 29g · Fat 0g · Processing ultra-processed

What this means for fat-burning

A FatTonic Score of 21 places rice krispies in the Poor band. The score is dominated by its glycemic load of 24 (high — a steep glucose and insulin response).

Being ultra-processed, it is also easy to overeat.

See how your whole day scores — free Metabolic Score →

Frequently asked questions

Does rice krispies spike insulin?

Rice Krispies has a glycemic load of 24 and a FatTonic Score of 21 out of 100, which means it works against fat-burning. Puffed and toasted rice with essentially no fiber. One of the highest glycemic index values recorded for a breakfast cereal.

Is rice krispies good for fat loss?

With a FatTonic Score of 21/100 (Poor), rice krispies works against fat-burning. Puffed and toasted rice with essentially no fiber. One of the highest glycemic index values recorded for a breakfast cereal.

Better swaps

100
AvocadoExcellent · GL 0
100
BroccoliExcellent · GL 1
100
SpinachExcellent · GL 0

More grains & bread

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Steel-Cut OatsGood · GL 12