1, Mangosteen is not only delicious, but also rich in protein and lipids, which has a good nourishing effect on the body. It is suitable for people who are weak, malnourished and sick, and can play a role in conditioning the body. In addition, mangosteen also has the function of cooling and antipyretic, and also has the ability of antioxidation, because it improves the health of immune system.

2. Kiwifruit stimulates the secretion of insulin by isolated cells, so it can reduce the blood sugar of diabetic patients. Its powder can be mixed with bitter gourd powder to regulate blood sugar level. Kiwi contains a lot of inositol, which is a natural sugar alcohol. It can effectively regulate sugar metabolism, regulate intracellular hormone and nerve conduction, and has a unique effect on preventing diabetes and depression.

3. Yacon contains high trace elements such as calcium, magnesium, iron, zinc, potassium and selenium. It can regulate blood, reduce blood sugar, blood lipid and cholesterol, prevent and treat hypertension and diabetes, and has obvious health care effect on cardiovascular and cerebrovascular diseases of the elderly. Yacon also contains 20 kinds of amino acids, minerals and trace elements such as calcium, iron, potassium and selenium. Regular consumption can improve human immunity.

Fish has a good health care function for the elderly. Fish contributes to cardiovascular health. Vascular disease is a very important threat to the elderly. Eating fish often helps to control the cholesterol level in the body and prevent arrhythmia. This is a very good health food.

Old people can eat some nuts properly in their daily life. According to the survey, people who eat nuts regularly can prolong their life span by more than two and a half years. The reason why we see this effect is mainly because they are rich in some unsaturated fatty acids, vitamins and minerals, which have played a better anti-aging role.