First, deep-sea fish. Deep-sea fish are rich in polyunsaturated fatty acids, especially docosahexaenoic acid (DHA), which is an essential substance for the brain. This substance is very helpful for maintaining and improving memory. Of course, the improvement of memory does not mean that eating some deep-sea fish on the day of the exam will have an effect. DHA is not abundant in other freshwater fish and terrestrial organisms, but the most abundant is deep-sea fish, such as salmon, tuna and saury. That's less than the teacher suggested that everyone eat more saury. Fish oil is rich in DHA and affordable.

Second, soy products. There is a certain difference between the meals a few days before the exam and the meals on the day of the exam. Bean products are rich in high-quality protein, which is an important nutrient to be supplemented before the exam. Its amino acid composition ratio is suitable for human body to absorb and utilize. Most importantly, protein, which is rich in bean products, is a plant protein and will not bring a burden to the body. Therefore, candidates are advised to eat more soy products before the exam, such as tofu, dried tofu, dried tofu, yuba and so on.

Third, fruits and vegetables. Candidates should insist on eating vegetables and fruits rich in vitamin C. VC helps to improve the utilization rate of oxygen in the brain, keep the brain excited and avoid the phenomenon of slow response. At the same time, VC can also improve human immunity and prevent some diseases; The rich dietary fiber in vegetables and fruits can also improve gastrointestinal function, prevent sudden gastrointestinal diseases and affect candidates' pre-test status.

Fourth, coarse grains. The staple food for students before the exam should be coarse grains. They are rich in B vitamins, which can increase appetite and ensure a balanced nutritional intake; At the same time, the sugar rising coefficient of coarse grains is slow, and the physiological state of candidates before the exam is prone to fluctuation. Coarse grains can stabilize the blood sugar level of candidates before the exam. From now on, candidates can eat more oats, buckwheat, corn, sweet potatoes, potatoes and so on.

Grains soybean milk is rich in protein, which can improve the nutritional function of the brain, enhance memory and help to stabilize mood. Ingredients: 30g of walnut kernel, 30g of black sesame, 30g of soybean and 30g of honey.

Exercise:

1, soak the soybeans and put them into the hopper of the soymilk machine to make fresh soymilk.

2. Put walnuts and black sesame seeds into a cooking machine and grind them into powder.

3. Put the ground walnut kernel and black sesame powder into fresh soybean milk and brew evenly, and add a proper amount of honey.

Extended data

The college entrance examination refers to students who take part in the national unified college entrance examination, referred to as the college entrance examination.

Generally speaking, there are four kinds of abbreviations for students who take the national unified college entrance examination. One is fresh high school graduates, accounting for the vast majority of college entrance examination students, and the other is previous college entrance examination students. Third, students from three schools composed of secondary vocational schools and secondary technical schools; The fourth is social candidates.

Reference materials? Baidu encyclopedia college entrance examination students