The metabolism of food in protein will produce a substance called cysteine, which is harmless to the body, but if the content is too high, it will cause cognitive impairment and heart disease. Moreover, once cysteine is oxidized, it will have toxic and side effects on the arterial wall. Vitamin B6 or B 12 can prevent cysteine-like oxidation, and the vitamin content in dark green leafy vegetables is the highest.

2. Fish

Fish fat contains omega-3 fatty acids, which can protect the nervous system and help strengthen the brain. Studies show that people who eat fish at least once a week, especially salmon, sardines and herring, have a much lower incidence of Alzheimer's disease than those who seldom eat fish. Eating fish also helps to strengthen the activity of nerve cells, thus improving the ability of learning and memory.

3. Whole wheat products and brown rice

The best way to enhance the body's nutrient absorption capacity is to eat brown rice. Brown rice contains a variety of vitamins, which is very important for maintaining cognitive ability. Among them, vitamin B6 is the most effective for reducing cysteine level.

4. eggs

Protein contained in eggs is one of the best protein among natural foods, and it is rich in amino acids (amino acid food) needed by human body. In addition to lecithin (lecithin food), egg yolk is also rich in calcium (calcium food), phosphorus, iron (iron food) and vitamins A, D and B. , suitable for mental workers.

5. fruit

Pineapple is rich in vitamin C and important trace element (trace element food) manganese, which helps to improve people's memory; Lemon can improve people's acceptance; Bananas can provide tyrosine, an important substance in the brain, make people energetic, concentrate and improve their creativity.

People's Daily Online-12 All kinds of brain-nourishing foods make children smarter as they eat.