. . "If your child is healthy and eating a nutritious and varied diet, yet eats very little, he or she may simply need less food energy (calories) than other children. And some children need more daily calories than others the same age or size, and they eat more than you might expect. Every child has different calorie needs."@en . "How many calories needed per day for kids"@en . "If your child is healthy and eating a nutritious and varied diet, yet eats very little, he or she may simply need less food energy (calories) than other children. And some children need more daily calories than others the same age or size, and they eat more than you might expect. Every child has different calorie needs."@en .