Chinese people are still more careful about “eating”, especially during the New Year holidays, the table is always richer than the usual fish, chicken and duck and other delicious dishes, it is inevitable to eat more, a long holiday down, too much oil and water, “nutrition” overload, affecting health. For this reason, the introduction of an inexpensive and good health food —- seaweed. The seaweed is unattractive, “black”, “a tie” or “a bundle” like a small foot old lady’s wrapping cloth quietly “lying “in the corner of the southern store, few people asked for, simply can not be on the “stage”. With the popularization of medical knowledge, people have knowledge and understanding of kelp, people gradually began to eat more, but because of the taste of kelp some people do not feel very tasty, so the people who eat kelp is still relatively small, especially during the holidays often eaten by a small number of people. In fact, kelp is an extremely nutritious seafood, rich in protein, fat, carbohydrates, dietary fiber, calcium, phosphorus, iron, carotene, vitamin B1, vitamin B2, niacin and iodine and many other trace elements. Because kelp contains vitamin A, calcium and large amounts of iron and vitamin B2, regular consumption of kelp can prevent the effects of night blindness, dry eyes, stomatitis, osteoporosis and anemia. The active ingredient in kelp, kelp polysaccharide, can reduce the content of total serum cholesterol and triglycerides, and also has the effect of anti-clotting and stopping the formation of blood clots in blood vessels. Kelp also contains rare fucoidan, which can lower blood pressure, slow down the rate of absorption of strontium, a radioactive element, into the intestine and excrete it from the body, as well as excrete cadmium that enters the body, preventing constipation and intestinal cancer. Among all foods, kelp has the highest iodine content, with 300 mg to 700 mg of iodine per 100 g of kelp. Iodine is an essential trace element in the human body and is an important raw material for synthesizing thyroxine. Eating kelp regularly can prevent iodine deficiency and has a certain preventive effect on endemic goiter. Pregnant women who eat kelp properly will benefit the growth and development of the fetus, reducing stunting and low intelligence after birth. Eating kelp regularly will also help prevent and reduce gray hair. Especially consuming too much greasy food to eat some kelp can reduce the accumulation of fat in the body. In the Food Therapy Materia Medica written by Monk in the Tang Dynasty, it is written that “kombu (kelp) is used to reduce gas, and it is used for a long time to make people thin”. It is said that kelp is a kind of alkaline food with the characteristics of low calorie, medium protein and high minerals, which has the functions of digestion, softening and dispersing knots, resolving phlegm and calming asthma, dispelling fat and lowering pressure, laxative and detoxification, preventing obesity and promoting metabolism, etc. It not only has a preventive and therapeutic effect on patients with endocrine disorders such as hypertension, hyperlipidemia, fatty liver, kidney disease and gout. It has certain preventive and therapeutic effects; it also helps to prevent and fight against cancer; kelp is not only food but also medicine (called “kombu” in Chinese medicine), so it is called medicine and food. The physiological characteristics of the elderly, decomposition is greater than synthesis, metabolic function is reduced, so kelp is the ideal natural food for the elderly. Usually you can often eat a little, a week or two weeks can eat 1 – 2 times, (the treatment of disease, you can eat 2 – 3 times a week, the amount can also be appropriate more), each palm-sized piece (1 – 2 people dose), fried, cold, simmered soup can be, of course, eat down uncomfortable, and even to vomit, then do not eat, indicating that the seaweed and you “smell not “and should stop eating. If you feel the taste is not good, but still acceptable, it is best not to abandon it, slowly adapt to let it become your “friend”. Due to seawater pollution, kelp contains high levels of arsenic, excessive intake of arsenic can cause acute and chronic arsenic poisoning. Therefore, before consuming kelp, it should be rinsed with water to make the arsenic dissolve in water, and change the water diligently, after 24 hours of soaking in water, its arsenic content can reach the safe consumption standard. Kelp after a long time soaking, there is a certain loss of nutrients. However, these do not have much impact on the nutritional value of kelp. Note: Kelp should not be scrubbed with salt or vinegar, only gently wash the mud off. If you want to cure the disease, it is best to boil the soup, after boiling the top layer of foam, like “garbage”, do not remove, the effect is in this “garbage” like things. After boiling, this “garbage” like stuff will naturally be gone. Because of the cold nature of kelp, people with a cold spleen and stomach should eat less and eat carefully. Kelp should not be eaten together with licorice. Kelp should not be eaten with onion – constipation; Kelp should not be eaten with pig’s blood – constipation. There is a misconception that kelp is something from the sea —- “seafood”, cough can not eat, in fact, kelp is something from the sea —- “seafood”, but it is not “seafood” The cough does not need to be avoided, so the seaweed can soften the knots, resolve phlegm and calm asthma, so it can also treat the cough, eat but good. Hyperthyroidism patients should not eat it for the time being. If you suspect thyroid disease or thyroid disease review blood tests, you should not eat kelp 2 weeks in advance. In order to avoid affecting the data inaccurately. It is best to buy dried seaweed from a southern store or a supermarket in a bundle. Don’t buy the wet seaweed from the vegetable market because it may be soaked in “medicine”. In one country, tofu with kelp is considered to be a wonderful medicine for immortality. Soybeans contain five saponins, which prevent the production of peroxylated lipids that tend to cause atherosclerosis, inhibit the absorption of fat, and promote the breakdown of fat. But saponin will promote the excretion of iodine in the body, iodine is one of the components of the thyroid gland, less it, people are prone to hyperthyroidism. With eating kelp, can be in addition to this malady. The two eaten together can also prevent obesity, cardiovascular sclerosis, hypertension, heart disease, etc.. It is also useful for acute glaucoma, acute renal failure and encephalitis B. Seaweed can be eaten cold, fried (single fried, seaweed fried shredded pork, seaweed fried shredded pork, seaweed fried potatoes, etc.) stewed soup (seaweed soup (best to put a little oil fried and then cooked soup, fried seaweed cooked soup is thicker, a bit like carp cooked out of the soup, the taste is great! Note: soup cooked, salt last, a little less, if you have kidney disease, you can not put salt, but also quite delicious, slowly will get used to), seaweed tofu soup, seaweed meat soup, seaweed rice kernel meat soup, etc.). It is reported that there are many varieties of kelp foods sold in the market of a certain country, including seasoned kelp, kelp sauce, kelp pine, kelp candy, kelp tea, kelp steamed buns, kelp noodles, kelp cake, etc. People in a certain country have improved in health and longevity compared to the original, which may be related to their consumption of kelp. Elderly friends, especially during the New Year holidays, the table of fish, meat, chicken and duck and other delicious home cooking eaten more, greasy food overload, do not forget to eat some health food —- seaweed. Never eaten, a small amount to try; often eat, and “smell and together with the” person, can eat a little more, often eat to eat, conducive to a long and healthy life.