Kit of nutritional compositions for infants with fat and carbohydrate content adapted to the particular stage of development

The present invention generally relates to the field of nutrition. In particular the present invention relates to infant nutrition in the post natal period and in early life, more particular during the age period of 6-36 months or during a part thereof One embodiment of the present invention is a kit of diet compositions for children during the age period of 6-36 months or during a part thereof, wherein the macronutricnt content of the compositions is gradually changing in the form of a straight line from a composition that comprises about 40-50% energy from fat and about 40-49% energy from carbohydrates for children at the age of 6 months to a composition that comprises about 30-35% energy from fat and about 50-55% energy from carbohydrates for children at the age of 36 months, and its use to prevent obesity later in life. Another embodiment relates to a range of shclf-stablc baby food products having an optimal energy profile for meeting the nutritional needs of an infant at a specific stage of infant development.