[2001] CUETO, Santiago. «Breakfast and dietary balance: the enKid study: breakfast and performance». Public Health Nutrition, 4(6A): 1429-1431.

Evidence suggests that the effect of fasting on performance in not uniform, but it is dependent on the basal nutritional status of the subject. Breakfast consumption has a short-term effect in improving selected learning skills, especially work memory. School breakfast programmes have a positive effect on the nutriotional status of children, on school attendance and probably on dropout rates.

The effect of breakfast comsumption on school performance dependes on the interaction between the programme, student characteristics (malnutrition) and school organisation. Unless the school setting guarantees a minimum quality standard, the benefists of breakfast consumption will not be evident in porformance in complex areas like language or maths.