Nutritional health care methods suitable for middle-aged men

　　As age increases, the human body's utilization of protein in food gradually decreases, reaching only 60% to 70% of what it was when we were young, while its decomposition of protein is higher than when we were young.  
 
　　Therefore, the protein supply for middle-aged people should still be higher.

　　The enzymes and bile acids responsible for fat metabolism in middle-aged people gradually decrease, which is harmful to Fat The ability to digest, absorb and decompose decreases with age, so it is necessary to limit fat intake, especially animal fat and increase vegetable fat.

　　The main source of energy for Chinese people is carbohydrates, such as rice, noodles, vegetables, etc. Middle-aged people of different genders and occupations have different energy needs. For mental workers, the daily staple food only needs to meet the body's standard needs. In addition, you can eat more vegetables, because increasing the fiber in food can not only fill you up but also prevent cardiovascular disease, tumors, constipate wait. ?

　　Vitamin A, vitamin B, vitamin C, vitamin D, and vitamin E are essential substances for human metabolism. Middle-aged people often have low utilization rates of various vitamins due to reduced digestion and absorption functions. anemia , wounds that are not easy to heal, vertigo, ulcers, skin wrinkles, aging and other symptoms of vitamin deficiency, so there must be an adequate supply every day, and appropriate supplements should be made when necessary.

　　Although inorganic salts such as zinc, copper, iron, and selenium only account for one ten thousandth of the body's weight, they are important elements necessary for human physiological activities and participate in the metabolism of enzymes and other active substances in the body. If you eat a reasonable diet, you will generally not be lacking ； However, because middle-aged people have poor digestion and absorption capabilities, and because catabolism is greater than anabolism, they may easily produce relative deficiencies of certain trace elements. For example, middle-aged people have poor calcium absorption capacity, and if calcium excretion increases, they are prone to osteoporosis, low back pain, leg pain, muscle twitching and other symptoms. You should eat more calcium-rich foods such as bone soup, milk, sea fish, shrimp and tofu to prevent osteoporosis.

　　Water participates in all metabolic activities in the body. Without water, there would be no life. Middle-aged people should pay attention to drinking more water, which will help remove metabolites from the body and prevent disease occur.