51/100

Fruit

Grapes

Moderate — Grapes is neutral for fat-burning.

Very high sugar with little fiber gives grapes a bigger glucose hit than most fruit.

The breakdown

Per serving: 1 cup (150g)

Glycemic load
15
Sugar (g)
23
Fiber (g)
1
Protein (g)
1

Glycemic index 59 · Carbs 26g · Fat 0g · Processing whole

What this means for fat-burning

A FatTonic Score of 51 places grapes in the Moderate band. The score is dominated by its glycemic load of 15 (moderate — a noticeable but manageable rise).

Its high sugar content is the main reason to keep portions in check.

See how your whole day scores — free Metabolic Score →

Frequently asked questions

Does grapes spike insulin?

Grapes has a glycemic load of 15 and a FatTonic Score of 51 out of 100, which means it is neutral for fat-burning. Very high sugar with little fiber gives grapes a bigger glucose hit than most fruit.

Is grapes good for fat loss?

With a FatTonic Score of 51/100 (Moderate), grapes is neutral for fat-burning. Very high sugar with little fiber gives grapes a bigger glucose hit than most fruit.

More fruit

100
AvocadoExcellent · GL 0
93
StrawberriesExcellent · GL 3
85
OrangeExcellent · GL 5
78
WatermelonGood · GL 8