Beans Iron is the main medium for generating the body's energy, and it carries the important task of delivering oxygen to the body's organs and muscles. Therefore, if there is a lack of iron in the body, it can lead to anemia, making you feel dizzy and weak. While pork liver and lean meat are the best sources of iron, regular consumption of adzuki beans, black beans or soybeans can also serve to replenish iron and can effectively improve tiredness and weakness.

Spinach Spinach contains magnesium, a mineral that women are more likely to be deficient in. If a woman's daily intake of magnesium is less than 280 milligrams, a person will feel tired. The role of magnesium in the body is to convert carbohydrates in the muscles into usable energy.

Bananas Bananas are known as "high-energy foods" and contain carbohydrates that are easily absorbed by the body, while also being rich in potassium. Potassium in the body can help maintain the normal function of muscles and nerves, but it can not be stored in the body for a lot of time, the body's potassium will drop to a very low level after strenuous exercise. Studies have shown that low potassium can lead to muscle pain, irregular heart rhythms and slow reaction time, while eating a few bananas can replenish the potassium deficiency.

Strawberries Strawberries are rich in vitamin C, which helps the body absorb iron and nourishes the cells, so eating more strawberries can energize you.

Tuna Among the high protein fish, tuna is rich in tyrosine, which helps produce neurotransmitters in the brain in the human body, making people concentrate and think fast.

Cereal It has been found that people do not feel hungry if they have a high fiber content in their breakfast. Nutritionists explain this by saying that fiber slows down digestion and continuously supplies carbohydrates to the blood vessels, giving the body a constant supply of energy. Oatmeal is a fiber-rich food, the energy release is slow and balanced, can make the body's blood sugar level has been maintained at a high level, so do not quickly feel hungry and full of energy.

Skimmed yogurt Many women feel lethargic and sleepy around the time of their periods. A study has shown that eating calcium-rich foods, such as nonfat yogurt, can significantly improve this condition. If you eat three small cups of nonfat yogurt or two large cups of milk every day, you can make abdominal pain, fatigue, irritability and other symptoms have been reduced, because calcium has the role of relieving muscle tension, endocrine regulation.

There are also some foods that refresh the mind

Bok choy - reduces the vitality of the thyroid gland. Before taking a test or facing a major problem, just eat a cabbage salad and you will immediately become calm.

Carrots - can help with memory. Carrots boost the brain's metabolism.

Pineapple - Anyone who needs to recite a lot of lines and memorize sheet music needs a lot of vitamin C. Pineapple happens to be rich in this vitamin. And pineapple contains very few calories.

Avocado - a great source of energy for boosting short-term memory because it's rich in nucleic acids.

Shrimp - a nourishing brain treat that provides lipoic acid that helps concentration.

Strawberries - quickly relieve one's bad mood.

Onion - eliminates brain and mental fatigue and improves oxygen supply to the brain.

Walnuts or hazelnuts - walnuts strengthen the nervous system and stimulate brain activity.

Figs - It contains a substance similar to aspirin that thins the blood and improves oxygenation of the brain. It is a beneficial fruit for journalists and others engaged in creative endeavors.

Red peppers - It contains fenugreek which promotes the production of sex hormones.

Celery - It increases brain activity. It contains aromatics that stimulate the nervous system.

Banana - It contains serotonin which gives you a feeling of satisfaction after eating it.

Lemon - greatly improves the ability to take in information due to the extremely high content of vitamin c. Great for students.

Bitter food contains amino acids, vitamins, alkaloids, glycosides, trace elements, etc., with antibacterial and anti-inflammatory, clearing heat, refreshing, eliminating fatigue and a variety of medical and health care functions. First, bitter food can prevent and fight cancer. Secondly, bitter food can promote the secretion of gastric acid, increase the concentration of gastric acid, thereby increasing appetite. Thirdly, bitter food can wake up the brain and refresh the mind.

Recommended several common bitter food, you may choose to eat according to their own actual situation.

1. bitter melon: it is rich in protein, fat, sugar, calcium, sodium, iron, carotene, thiamin, riboflavin, bitter melon glycosides. Uncooked young melon can be eaten as a vegetable, after maturity, the flesh can be eaten raw, melon can be made into soup, and can be cold, can also be stir-fried, can also be made with meat, fish, with the enhancement of appetite, help digestion, in addition to the heat and evil, to relieve fatigue, clear the mind and eyesight, beneficial to the efficacy of yang and so on. Scientists also accidentally found that bitter melon has a cosmetic effect. Bitter melon is rich in vitamin c, but also contains a variety of amino acids, bitter melon glycosides, galacturonic acid, pectin, minerals and a variety of vitamins. Therefore, regular consumption of bitter melon can effectively enhance the vitality of the cortex, so that the skin becomes tender and healthy.

2. Dandelion: dandelion with the root of the grass, both as a vegetable hunger (more tender leaves, cold, cooked can be), but also into the medicine to cure. Eat more does not hurt, but also can play a heat, detoxification, diarrhea, choleretic, liver, stomach, lower blood pressure, refreshing, anti-bacterial and anti-cancer effects.

3. Bitter cabbage: bitter cabbage contains protein, fat, carotene, vitamins, mannitol, alkaloids and other nutrients, bitter and cold, have peace of mind gas, heat and detoxification effect.

4. Almond: contains bitter amygdalin, eating it can stop coughing and asthma, laxative, suitable for cold and flu caused by cough, phlegm, good results.

5. Tea: tea taste sweet and bitter, slightly cold, can relieve a variety of toxins. Research has proved that tea contains a rich bioactive substances - tea polyphenols. Tea polyphenols can precipitate or reduce heavy metal ions, and inhibit bacteria and viruses by combining with proteins, but also a variety of carcinogens have a corresponding inhibitory effect. In addition, tea polyphenols can also improve the body's antioxidant capacity, reduce blood lipids, enhance the elasticity of red blood cells, prevent thrombosis, alleviate or delay atherosclerosis and hypertension, cardiovascular and cerebrovascular protection.

6. Beer: beer is made from barley and hops as the main raw material, made by yeast fermentation. It is rich in amino acids, proteins, sugar, minerals and other ingredients conducive to human health, known as "liquid bread" reputation. Its refreshing and tasty bitter flavor helps digestion and nourishes the body. Drinking the right amount of beer can play a stomach, clear eyes, cooling, thirst, lowering blood pressure, cough, diuretic, sedative, eliminate fatigue, restore energy and other effects.

In addition, the common bitter foods are chrysanthemum, lily of the valley, the ground gall bladder, lotus leaves, etc., these bitter foods also contain alkaloids, bitter peptides, nitro compounds, as well as calcium, phosphorus, potassium, iron, magnesium, zinc and other minerals, with a heat, summer, tonic water, swelling, the spleen and stomach effect. Coffee, chocolate, cocoa and other foods with a bitter flavor, summer may also want to choose to eat more. However, it should be noted that the bitter food should not be consumed in excess, too bitter easily cause nausea, vomiting, stomach and other discomforts.