早春时节,气温仍较寒冷,人体为了御寒要消耗一定的能量来维持基础。所以早春期间的营养构成应以高热量为主,以便及时补充能量物质。由于寒冷的刺激可使体内的蛋白质分解加速,导致机体抵抗力降低而致病,因此,早春期间还需要补充优质蛋白质及含有丰富的蛋氨酸的食品,以增强人体耐寒的能力。 Early spring season, the temperature is still relatively cold, the body in order to keep warm to consume some energy to maintain the foundation. Therefore, during the early spring nutrition composition should be based on high-calorie, in order to replenish energy substances. As the cold stimulus can accelerate the body’s protein breakdown, leading to reduced body resistance and disease, therefore, need to add high-quality protein and rich in methionine during the spring to enhance the body’s ability to cold.