保护听力,离不开身体健康的大环境。老年人消化吸收功能比较差,必要的维生素、蛋白质,都应该保证充足的供给。肾开窍于耳。从中医的角度看,肾对应的颜色是黑色,那么多吃黑色 Protect hearing, can not be separated from the general health of the environment. Elderly digestion and absorption function is relatively poor, the necessary vitamins, proteins, should ensure adequate supply. Kidney opens in the ear. From the perspective of traditional Chinese medicine, kidney corresponding color is black, so eat more black