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人到老年,各器官生理功能日益减退,消化代谢功能逐渐下降,如能在膳食营养上注意调配,可达到养生防病、延年益寿的目的。 减少碳水化合物的摄入量老年人体力活动较正常人降低10％～15％,所需热量相应减少,进食量可按成人标准适当降低。有人建议60岁以上减少约10％,70岁以上减少约20％为宜。食物应以米、面、豆等五谷杂粮为主。但如果营养摄入量不足,可造成营养不良或缺乏,故老年人每日总供给热量每公斤体重不能低于31千卡。
People to the elderly, the physiological function of each organ is diminishing, digestive and metabolic function gradually decreased, as can be paid attention to the deployment of dietary nutrients, can achieve the purpose of health and disease prevention, longevity. Reduce the intake of carbohydrates The elderly physical activity lower than normal 10% to 15%, the required reduction in calories, food intake can be reduced according to adult standards. It is suggested that a reduction of about 10% over the age of 60 and a reduction of about 20% over the age of 70 should be appropriate. Food should be rice, flour, beans and other grains based. However, if insufficient nutrition intake can cause malnutrition or lack of it, the total daily calorie supply for the elderly can not be less than 31 kcal per kg body weight.