Eating these four vegetables regularly can effectively prevent cancer and resist aging, and help you to be young 10 years old. The nutritional and health care characteristics of bitter gourd are as follows: First, it contains more vitamin C, vitamin b 1 and alkaloids; Secondly, it contains more galacturonic acid and pectin. Bitter taste in bitter gourd comes from quinine in alkaloid. These nutrients have the effects of stimulating appetite, promoting diuresis, promoting blood circulation, diminishing inflammation, reducing fever and refreshing the brain. Modern scientific research has found that the "polypeptide -p" substance in bitter gourd is an insulin-like substance, which has the function of lowering blood sugar. Xi An Medical University extracted insulin from bitter gourd for export. American scientists also found that bitter gourd contains a kind of protein and lipids, which can stimulate and enhance the ability of immune cells in animals to phagocytize cancer cells, and it can play an anti-cancer role in vivo together with quinine in alkaloids. Although bitter, bitter gourd tastes bitter and cold, refreshing and not greasy. It is refreshing and comfortable to eat in summer, and has the effect of clearing the heart and appetizing. Moreover, the bitterness will not be passed on to "others", such as bitter gourd burning fish and stewed fish, and the fish pieces will never have bitterness. Therefore, bitter gourd is also known as the "gentleman in the dish". If bitter gourd is made into herbal tea to drink in summer, it can make people feel refreshed and quench their thirst in summer. In some areas, bitter gourd is cut and slightly salted to reduce some bitterness and eaten as a vegetable; Some cut bitter gourd into rings and stew it with minced meat, garlic and lobster sauce to make it delicious. Hakka people sang in Shoushan: "People say bitter gourd is bitter, but I say bitter gourd is sweet. You can choose whether it is bitter or not. How can it be sweet without suffering? " Tomatoes It is said that hundreds of years ago, tomatoes were unknown. Later, there was a girl in Peru, suffering from anemia and lovelorn. She wanted to eat a poisonous plant, but her face turned red after she swallowed the tomato fruit. If she eats it again, it will be even more rosy. Instead of dying, she recovered and became more beautiful. What is the reason? Originally, tomato fruit is rich in protein, fat, carbohydrate, gibberellic acid, carotene, vitamin b 1, b2, C and so on. Among them, the content of vitamin C for beauty is equivalent to 10 times that of watermelon, which is simply a vitamin warehouse. It also contains minerals such as calcium, phosphorus and iron that promote the growth and development of teenagers, and lycopene that inhibits the growth of bacteria. In recent years, scientists have found that tomatoes also contain an anti-cancer and anti-aging substance-glutathione. Clinical trials show that when the concentration of glutathione in human body increases, the incidence of cancer will decrease obviously, so eating more tomatoes can prevent uterine cancer, ovarian cancer, pancreatic cancer, bladder cancer, prostate cancer and so on. At the same time, it can delay the aging of some cells, lower blood pressure and prevent night blindness and gum bleeding. Because eating tomatoes has so many benefits, almost every family in developed countries in Europe and America eats tomatoes for cancer prevention, disease resistance and beauty. When eating tomatoes, you should pay attention to how to eat them. Raw food does not prevent cancer and disease, because tomatoes contain lycopene, which combines with protein and is surrounded by cellulose, so it is difficult to come out, and it will be released only when heated to a certain extent. Therefore, tomato scrambled eggs, tomato egg soup, tomato roasted tofu, tomato fried meat and tomato stir-fried dishes are all nutritious and delicious. Pumpkin In the era of food shortage, pumpkin once showed its talents as a kind of food, but why is pumpkin still so popular in today's well-off society? There are three reasons: first, pumpkin is sweet and delicious; Second, pumpkin is rich in vitamin A, which can strengthen mucous membrane, prevent colds, prevent rough skin at the same time, have the effect of beauty and fitness, and also prevent keratoxerosis and night blindness. Modern medicine has found that pumpkin contains trace elements such as cobalt, zinc, copper and pectin, which can promote the normal secretion of human insulin. Therefore, pumpkin can effectively prevent and treat diabetes, hypertension, liver and kidney diseases, enhance anti-anemia and anti-cancer ability, eliminate bacterial toxicity in vivo, reduce the risk of colon cancer, and prevent and treat atherosclerosis. Carrot, also known as yellow radish, is a kind of nutritious and good vegetable suitable for all ages, and is known as "Little Ginseng". The most famous component in carrots is carotene, which is a yellow pigment. 100 years ago was first found in carrots. It is now known that carrots contain carotene1.35-17.25mg per 100g, which is far more than other vegetables, 360 times that of potatoes and 36 times that of celery. Carotene can be converted into vitamin A after it enters the human body and is absorbed, so it is also called provitamin A. What is valuable is that although carrots are cooked and steamed in the sun, the loss of carotene is very small. Eating carrots regularly has many benefits to the body: First, it can enhance immunity, resist cancer and prevent glass. For example, the lack of vitamin A in the human body not only has a great impact on the eyes and skin, but also has poor resistance and is prone to respiratory and urinary diseases. If you eat carrots regularly to meet the human body's demand for vitamin A, it can not only nourish the eyes and mucous membranes, but also enhance the human body's disease resistance. In addition, carrots contain a lot of lignin, which can also improve the body's disease resistance. According to the observation of British and American cancer research institutions for more than 20 years, people who often eat foods rich in vitamin A, such as carrots, are 40% less likely to develop lung cancer than those who don't often eat such foods. The second is beauty and fitness. Another function of vitamin A is to maintain the normal function of human epithelial tissue and make it secrete glycoprotein to keep the skin moist and tender, so eating carrots often can keep a radiant young image. In addition, carrots contain mustard oil and amylase, which can promote the metabolism of fat, prevent excessive fat from accumulating under the skin and getting fat, and keep fit. So Americans think carrots are beauty dishes, which can nourish hair, skin and mucous membranes. Now Europeans often eat carrot cakes, and even Russians eat carrot jiaozi. In China, there are also carrot drinks and carrot apple beauty juice, but generally carrots are fried, burned, stewed and boiled as vegetables. Delicious and refreshing diced eggplant noodles Delicious and refreshing diced eggplant noodles ingredients: eggplant, tomato, shredded pork, soy sauce, salt, sugar, cooking wine, onion, ginger, aniseed and oil. Practice: 1. Wash the eggplant and cut it into cubes for later use. Cut the tomato into small pieces and shred the onion and ginger. 2. Put the oil in the pan, heat it, pour the onion and ginger into the wok, and then fry the shredded pork. 3. After the color of the shredded pork changes, pour in the diced eggplant and continue to stir fry, add soy sauce, cooking wine and a little sugar, and add water to the diced eggplant. 4. Stew on high fire, then enlarge the ingredients, and add tomatoes when they are ripe. 5. Turn to low heat and stew. After collecting the juice, pour it on the cooked noodles to eat. Health value of eating in summer: Eggplant contains an ingredient called saponin, which can effectively reduce cholesterol content. Eating eggplant often can beautify the skin, resist aging, not grow spots, and eggplant contains extremely low calories, so the elderly and obese people may wish to eat it often. Delicious declaration: eggplant is delicious and nutritious, which lowers blood pressure and does not grow meat. It is chosen for health in summer. Chinese medicine believes that duck meat is more suitable for clearing in summer. Because, in summer, people are often attacked by summer evil, and there are symptoms of loss of appetite and poor spirit, while duck meat is cool and has high nutritional value. Eating duck in summer can not only supplement the nutrition consumed in hot season, but also eliminate the adverse effects of summer heat on human body. Here is a simple duck soup for everyone. Bamboo shoots and duck eat meat in summer: bamboo shoots and duck ingredients: duck, bamboo shoots, salt, monosodium glutamate, onions and ginger. Practice: 1. Wash the duck, cut it into pieces of appropriate size, and cook it in boiling water for 3 minutes. Slice bamboo shoots. 2. Put the pot on the fire, add the duck pieces, add a proper amount of water (no duck meat), skim the floating foam after the water is boiled, and add seasonings such as onion and ginger. 3. When the duck is cooked, add bamboo shoots and proper amount of salt to stew until the duck is soft and rotten, and add a little monosodium glutamate. Delicious health care value of bamboo shoots: Duck meat is nutritious and does not get angry after eating, so it is a good food for supplementing nutrition in summer. Bamboo shoots and duck meat not only supplement animal protein, but also increase the high fiber of plants, which is an excellent combination. Fried dried bean curd with leek is the best meal. Fried dried bean curd with leek Ingredients: leek, dried bean curd, salt, oil and soy sauce. Practice: 1. Wash leeks and dried tofu and cut into pieces. 2, from the oil pan, put the cut dried tofu into the pan and stir fry. Stir-fry for a few minutes before frying leeks. 3. Add salt and stir fry with a little soy sauce. A few minutes later, delicious dishes came out. Friends who like spicy food can put two small red peppers, wash them, cut them into pieces and fry them with dried beans. The color will be more beautiful. ) health value: rediscover the delicious feeling. Dried bean curd is rich in protein, and leek contains more dietary fiber, which can promote gastrointestinal peristalsis and effectively prevent habitual constipation. This dish has common raw materials, simple preparation and delicious nutrition. Delicious declaration: If you have no appetite to eat in summer, stir-fry dried tofu with leeks and cook it absolutely, so that you and your family can find the feeling of delicious food again. Wonderful onion mixed with bitter gourd materials: onion, bitter gourd, soy sauce, vinegar, sugar, salt, monosodium glutamate, honey Practice: 1, wash the raw materials, shred the onion, slice or shred the bitter gourd. 2. Boil water in the pot. After the water boils, add a little salt, add shredded onion, blanch for one minute, take a shower and drain. 3, then put the bitter gourd into the pot, blanch for about two minutes, shower and drain. 4. Put onion and bitter gourd into a large bowl, add all seasonings, mix well, and finally add honey to serve. Health Declaration: Bitter gourd is one of the best health foods when the bitter summer comes. Eating bitter gourd regularly can quickly help the human body to relieve summer heat and remove fire. Onions are also very good summer food. Regular eating has a good effect on hypertension, hyperlipidemia, liver disease, infectious diseases, thrombosis, diabetes and so on. It is a pure natural plant health food. But these two kinds of food are heavy-tasting varieties, and many people give up eating because they can't stand its taste. In fact, the combination of the two can produce a very wonderful taste. The spicy taste of onion neutralizes the bitter taste of bitter gourd, and the spicy taste of bitter gourd inhibits the spicy taste of onion. The last honey added is definitely the finishing touch, which makes you sweet first, then spicy and finally refreshing. Well done! Cold spinach fans Ingredients: vermicelli, spinach, white vinegar, salt, sesame oil, monosodium glutamate, mustard oil. Practice: 1. Wash the spinach and cut off the head for later use. 2. Soak the vermicelli in warm water, blanch it in boiling water for 20 seconds, then take it out, cool it in cold water, and then take it out and drain it for later use. 3. Add a proper amount of water to the pot to boil, and add spinach to cook. 4. Quickly put the cooked spinach into cold boiled water for cooling, 5. Boil the vermicelli in boiled spinach water. 6. Juice the cooled spinach, stir with the vermicelli, add salt, sugar, vinegar and monosodium glutamate, and finally order a little sesame oil and mustard oil. Spinach fans declaration on delicious cold salad: Spinach is rich in iron, which can replenish abundant energy for human body in summer. At the same time, cold spinach mixed with smooth vermicelli is sour, sweet and spicy, which is absolutely appetizing. Detoxification partner mung bean lotus root raw materials: mung bean, whole lotus root, toothpick method: 1 Mung beans are soaked in advance and can be soaked for one night if conditions permit. 2. Wash and peel the lotus root, and cut an appropriate section from one end of the lotus root. 3. Drain the soaked mung bean, put it in the gap of lotus root and fill it. 4. Put the sliced lotus root back, insert it with a toothpick and compact it. Detoxification partner mung bean lotus root 5. Cook in the pressure cooker for 15 minutes, and cook the extra mung beans together in the pot. 6. After 15 minutes of aeration, a pot of fragrant mung bean lotus root mung bean soup is ready, directly sliced or dipped in sugar. Detoxification partner mung bean lotus root food declaration: steamed lotus root slices are soft and smooth, and the rustling mung beans are excellent. Health statement: Lotus root has the effects of diminishing inflammation, removing blood stasis, clearing away heat and dampness, relieving cough and resolving phlegm. This dish is an excellent dish to relieve summer heat and fire in summer. Lotus root and mung bean are cold foods, which can remove pathogenic factors and toxins from the body. Eating together is one of the best combinations for health preservation in summer. Winter melon and shrimp skin, summer diet dish, raw material: winter melon and shrimp skin. Practice: 1: Peel and slice wax gourd. 2: Wash shrimp skin and prepare onion, ginger and garlic foam. 3: Bottom oil in the pot. When the oil is eight layers hot, add two or three peppers, add onion, ginger and garlic and stir-fry until fragrant. Pour the wax gourd slices into the pot and stir-fry for about two minutes. 4: Add half a bowl of water and a little salt. When the wax gourd is slightly rotten, pour in the shrimp skin. Stir-fry and sprinkle with chopped green onion. Summer weight loss dish winter melon shrimp skin effect: Fried shrimp skin with winter melon is a very simple dish, in which winter melon is rich in vitamin C, which has the functions of diuresis, detumescence, clearing heat and losing weight; The calcium contained in shrimp can help middle-aged and elderly people to prevent osteoporosis caused by calcium deficiency.