* Soybean skins: Soybean skins contain choline, the raw material for mnemonics, which can be catalyzed by the enzyme choline acetylase to produce acetylcholine, also known as mnemonics, which can slow down the rate of aging of the brain and enhance memory.

* Banana: Banana contains 5-hydroxytryptophan, which can help the human body to fight depression, enhance self-confidence, uplift the spirit, and make the brain feel happy. 5-hydroxytryptophan is also a neurotransmitter in the brain, which can help people to enhance memory.

* Millet: Millet is rich in vitamin B1, which is 2 to 3 times that of rice. Vitamin B1 promotes the body's energy metabolism, especially the metabolism and utilization of glucose, thus providing more energy for nerve cells. In addition, vitamin B1 can inhibit the enzyme in the brain that can break down mnemonics.

* Fish: Fish is one of the preferred foods for mental development. Fish head is very rich in lecithin, an important source of neurotransmitters, which can enhance one's memory, thinking and analytical ability, and can control the degeneration of brain cells and slow down aging. Fish is also an excellent source of high-quality protein and calcium, especially containing a large number of unsaturated fatty acids, which are particularly important for the normal development of the brain and eyes.

* Pumpkin: pumpkin not only has a high food value, but also has a therapeutic role can not be ignored. According to "Diannan Materia Medica": pumpkin temperature, taste sweet and non-toxic, into the spleen, stomach two meridians, can moisturize the lungs and qi, phlegm thick, expel worms and detoxification, coughing and wheezing, treatment of carbuncle and constipation, and diuretics, cosmetic and other roles.

* Walnuts: Walnuts are considered a brain-boosting food, because they are rich in unsaturated fatty acids, recognized as the traditional Chinese brain-boosting food. The phospholipids in walnuts have good health effects on the brain nerves, and walnut oil contains unsaturated fatty acids, which have the effect of preventing and treating arteriosclerosis.

Overall, these foods all contain certain nutrients that can help the brain stay healthy and function well. However, everyone has different health conditions and needs, so it is advisable to maintain a balanced diet and choose the right foods for your individual needs and health.