The crucial factor is the fibre content ...

Eat yourself slim: the foods that contain negative calories

Marlene von Dallwitz, 12.01.2023

Eat and lose weight? Falstaff reveals foods that burn more calories than they contain.

Negative calories come from foods that are so low in calories that the body burns more during digestion than it absorbs. The crucial factor here is the fibre content, because fibre really gets the digestion going which in turn makes the calories melt away.