有关专家的调查显示,中国人目前还普遍存在着“潜在饥饿”———缺乏各种微量营养素:55%的人缺乏维生素A,50%的人缺乏维生素B2,城市贫血者达30%以上。专家们认为,通过膳食营养提高肌体免疫力,在日常饮食上要注意以下3点:一是补充足够量的优质蛋白质。因为蛋白质是肌体免疫防御 A survey by experts shows that there is still widespread “potential hunger” among Chinese people - the lack of micronutrients: 55% lack vitamin A, 50% lack vitamin B2, and those with urban anemia make up more than 30%. Experts believe that dietary nutrition to improve body immunity, the daily diet should pay attention to the following three points: First, add a sufficient amount of high-quality protein. Because the protein is the body’s immune defense