First, cucumber

Cucumber is the best food to replenish water in summer, and its water content is the highest among all foods. Cucumber contains picrin, which has certain anticancer effect. In addition, cucumber is cool and has the effects of removing heat, benefiting water and detoxifying. Cucumber is very suitable for cold salad, such as cucumber fungus and garlic mixed with cucumber.

Fresh cucumber skin has thorns. If there are no thorns, it means that the cucumber is old. It is better to have thorns that will break when touched lightly. Cucumbers with small and dense thorns are more delicious, while those with large and sparse thorns have no cucumber flavor. The vertical lines on the epidermis of delicious cucumbers are more prominent, which can be detected by touching and seeing. And those cucumbers with smooth surface and no vertical stripes are not delicious.

Second, loofah

Luffa is a seasonal vegetable in summer, because it is rich in protein, crude fiber and various minerals, and it has become a daily health care product. According to the theory of Chinese medicine in the motherland, Luffa has health care functions such as dredging meridians and promoting blood circulation.

There are many kinds of loofah, and there are two common loofahs: linear loofah and fat loofah. The line loofah is thin and long. When buying it, you should choose a melon with a straight shape, a moderate size, no wrinkles on the surface, tender and full water, and a green skin color. It is better not to wither or hurt people. Fat loofah is relatively short, with roughly the same thickness at both ends. When buying it, it should be fresh in skin color, moderate in size, with fine wrinkles on the surface and a layer of white velvet, which is better without trauma.

Traditional Chinese medicine believes that loofah is cool and sweet, and has the functions of clearing away heat and toxic materials, cooling blood to stop bleeding, dredging meridians, promoting blood circulation, beautifying and resisting cancer, and can treat diseases such as phlegm, asthma, cough, galactorrhea, fever, polydipsia, aching bones and muscles, bloody stool and so on. Clearing heat and resolving phlegm; Cooling blood and detoxifying.

Main fever, body heat and polydipsia; Phlegm, asthma and cough; Hemorrhage due to intestinal wind and hemorrhoids; Blood drenching; Collapse and leakage; Ulcer and ulcer; Unknown swelling; Edema. Luffa is green, tender, crisp and sweet, and it is a good dish for clearing heat and purging fire, cooling blood and detoxifying in summer.

Third, wax gourd

Wax gourd is the first dish to relieve summer heat, which can supplement water and electrolyte, and has the function of clearing away heat and summer heat. Moreover, wax gourd is not easy to get insects, and it is relatively safer and cleaner. It is a pity not to eat it. In hot summer, wax gourd can play the role of clearing away heat and promoting diuresis, promoting fluid production and quenching thirst, but don't peel off wax gourd when eating, and its dietotherapy effect is no worse than that of wax gourd meat.

Whether it is green skin or black skin melon, you should choose a well-balanced shape, no spots, less flesh and snow-white flesh. Fresh melon pulp is tight and closely connected with melon meat; The pulp of melon collapsed, but it was separated from the flesh of melon for a long time.

Fourth, asparagus

Asparagus has a delicious and fragrant flavor, and the dietary fiber is soft and delicious, which can stimulate appetite and help digestion. According to modern nutritional analysis, asparagus protein contains all kinds of amino acids necessary for human body, and the content ratio meets the needs of human body. There are many trace elements such as selenium, molybdenum, magnesium and manganese in inorganic salts, and there are also a lot of non-protein nitrogen-containing substances and aspartic acid with asparagine as the main body. reed

Bamboo shoots are rich in vitamin A, vitamin C, potassium and zinc. A cup of asparagus can provide 67% of the folic acid needed every day.

Asparagus is eaten with tender stems. It is tender in texture, delicious in flavor, tender and delicious. When cooking, it can be sliced, fried, boiled, stewed or cold. To keep fresh in cold storage, boil it in boiling water for one minute, dry it, put it in a plastic wrap bag, put it in a freezer, and take it out when eating.

Five, cowpea

Cowpea often bears fruit between June and September. The beans in the pod are shaped like human kidneys, have the effect of tonifying kidney, are delicious, and can be fried with tomatoes. People often eat cowpea in hot season, which not only tastes fragrant, but also promotes gastrointestinal peristalsis, invigorating stomach and qi, nourishing digestion, relieving summer heat and quenching thirst.

The dark green cowpea is fresh and crisp, and the one with uniform thickness, bright color, transparency and luster, full seeds and no pests and diseases is the best; Touch by hand, if the pod is solid and elastic, it is fresh and tender; Pods have a hollow feeling, that is, cowpeas get old.

Six, bitter gourd

Bitter gourd is the most seasonal vegetable. Bitter gourd, also called cold melon, has the effect of clearing away heat and relieving summer heat. The bitter melon contained in it has the reputation of fat killer, has the effect of reducing fat and losing weight, and is a good product for both medicine and food. Bitter gourd is the coldest of common melons and fruits, so pregnant women and people with deficiency of spleen and stomach should eat less.

The bitter gourd, which is growing well, is full in appearance, green in color, thick and juicy in meat and crisp and tender in taste. The bigger and fuller the granules of bitter gourd skin are, the thicker and more delicious the melon meat is. On the contrary, the smaller the granules are, the thinner the melon meat is and the taste is not good.

Bitter gourd looks like a big grain of rice, both ends are pointed, and the whole is straight, which is a good product, and vice versa. The color of bitter gourd with good variety is green. If the color is yellow, it indicates that bitter gourd is too old and wilted.

Every 1 00g of bitter gourd contains 94% water, including protein1g and 3.7g of carbohydrate, which can provide 7 1.2 kilojoules of heat. Bitter gourd contains an antioxidant substance, which can strengthen capillaries, promote blood circulation and prevent arteriosclerosis. Bitter gourd also has the effects of clearing away heat, relieving summer heat, reducing swelling and detoxifying.

Baidu encyclopedia-bitter gourd

Baidu encyclopedia-cucumber