31/100

Vegetables

Instant Mashed Potato

Poor — Instant Mashed Potato works against fat-burning.

One of the highest-GI foods measured — the flakes are pre-cooked and dried, so they hit the bloodstream almost as fast as glucose.

The breakdown

Per serving: 1 cup (210g)

Glycemic load
23
Sugar (g)
2
Fiber (g)
3
Protein (g)
4

Glycemic index 87 · Carbs 30g · Fat 6g · Processing ultra-processed

What this means for fat-burning

A FatTonic Score of 31 places instant mashed potato in the Poor band. The score is dominated by its glycemic load of 23 (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 instant mashed potato spike insulin?

Instant Mashed Potato has a glycemic load of 23 and a FatTonic Score of 31 out of 100, which means it works against fat-burning. One of the highest-GI foods measured — the flakes are pre-cooked and dried, so they hit the bloodstream almost as fast as glucose.

Is instant mashed potato good for fat loss?

With a FatTonic Score of 31/100 (Poor), instant mashed potato works against fat-burning. One of the highest-GI foods measured — the flakes are pre-cooked and dried, so they hit the bloodstream almost as fast as glucose.

Better swaps

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

More vegetables

100
BroccoliExcellent · GL 1
100
SpinachExcellent · GL 0
100
CauliflowerExcellent · GL 0
100
CabbageExcellent · GL 0