100/100

Fruit

Blackberries

Excellent — Blackberries strongly supports fat-burning.

One of the highest-fiber fruits by weight. More than half the carbohydrate is fiber, which leaves very little net carbohydrate.

The breakdown

Per serving: 1 cup (144g)

Glycemic load
2
Sugar (g)
7
Fiber (g)
8
Protein (g)
2

Glycemic index 25 · Carbs 14g · Fat 1g · Processing whole

What this means for fat-burning

A FatTonic Score of 100 places blackberries in the Excellent band. The score is dominated by its glycemic load of 2 (low — a gentle, sustained glucose curve).

The fiber slows digestion and blunts the insulin response.

See how your whole day scores — free Metabolic Score →

Frequently asked questions

Does blackberries spike insulin?

Blackberries has a glycemic load of 2 and a FatTonic Score of 100 out of 100, which means it strongly supports fat-burning. One of the highest-fiber fruits by weight. More than half the carbohydrate is fiber, which leaves very little net carbohydrate.

Is blackberries good for fat loss?

With a FatTonic Score of 100/100 (Excellent), blackberries strongly supports fat-burning. One of the highest-fiber fruits by weight. More than half the carbohydrate is fiber, which leaves very little net carbohydrate.

More fruit

100
AvocadoExcellent · GL 0
100
RaspberriesExcellent · GL 2
93
StrawberriesExcellent · GL 3
91
GrapefruitExcellent · GL 3