1, energy: The recommended intake of China Nutrition Society is 1900 kcal/day for men aged 60-80 and 1800 kcal/day for women aged 60-80, which will decrease after 70. For the elderly, different lifestyles and quality of life have great differences in energy requirements. Proper exercise for the elderly is very beneficial to health.

2. protein: The catabolism of protein in the elderly is greater than that of anabolism, and its utilization rate is also reduced, so it is necessary to supplement enough protein. It is best to use plant protein (soybean) as the main ingredient, and add a small amount of animal protein and other cereal proteins to improve its nutritional value.

3. Fat: The bile acid of the elderly is reduced, and the fat digestion function is reduced. Therefore, the intake of fat should not be too much. It accounts for about 20% of the total diet. You should eat more unsaturated fatty acids (vegetable oils such as peanut oil, soybean oil, corn oil, vegetable oil, etc. Foods with high cholesterol content (such as fish eggs and crab roe). ) It should be limited, but one or two eggs a day should be guaranteed.

4, sugar: the elderly have impaired glucose tolerance, reduced insulin secretion, and reduced ability to regulate blood sugar, which is prone to increase blood sugar. Therefore, the elderly should not eat foods with high sucrose content. Fructose is easy to absorb and its ability to convert into fat is less than that of glucose. Therefore, the elderly should eat more fruits, honey and other foods containing fructose. You should also eat more vegetables and increase the intake of dietary fiber to increase intestinal peristalsis and prevent constipation. 5, sea cucumber: Shangpintang sea cucumber