10-15岁的少年活泼好动,大脑活动量骤增,又是青春发育期,合成代谢旺盛。故对蛋白质和热能的需要增加。所以,一定要合理膳食,才有益于身心的健康发展。那么,这个年龄段的膳食原则是什么呢? 一、要有足够的营养素,供给青春期生长发育需要。二、要有足够的食量,以适应不断增加的体力活动的消耗。 10-15-year-old young lively and active, sudden increase in brain activity, but also the puberty, anabolic strong. So the need for protein and heat increases. Therefore, we must be reasonable diet, it is conducive to the healthy development of body and mind. So, what is the dietary principle of this age group? First, there should be enough nutrients for adolescent growth and development needs. Second, there should be sufficient food intake to meet the increasing consumption of physical activity.