1. Kelp is rich in calcium, which can prevent calcium deficiency in human body. 2, kelp is often attached with a layer of hoarfrost-like white powder-mannitol, which is a valuable medicinal substance. Modern scientific research has proved that mannitol has the functions of lowering blood pressure, diuresis and detumescence. 3. Kelp contains a lot of polyunsaturated fatty acid EPA, which can reduce blood viscosity and vascular sclerosis. Therefore, eating kelp regularly can prevent cardiovascular diseases. 4. The iodine in kelp is extremely rich, which is the main raw material for the synthesis of thyroxine in the body. The luster of hair is formed by the action of thyroxine in the body. Iodine can stimulate pituitary gland, reduce female estrogen level, restore normal function of ovary, correct endocrine disorders and eliminate hidden dangers of mammary gland hyperplasia. 5. The gum contained in kelp can promote the excretion of radioactive substances in the body with stool, thus reducing the accumulation of radioactive substances in the human body and reducing the incidence of radioactive diseases. 6. "Compendium of Materia Medica" records: "Kelp can cure edematous diseases such as goiter, and it has the function of resolving phlegm and resolving hard mass." In recent years, scientists have found that eating kelp often has an effect on preventing and treating cancer. 7. Kelp contains 60% fucoidan, which is an excellent dietary fiber. After being eaten by diabetic patients, it can delay the time of gastric emptying and food passing through the small intestine. In this way, even if the insulin secretion decreases, the blood sugar content will not increase, thus achieving the purpose of treating diabetes. 8, obese people eat kelp, not only can reduce hunger, but also absorb a variety of amino acids and inorganic salts, which is an ideal satiety agent. 9. Laminin contained in kelp is a special amino acid, which has the functions of lowering blood pressure and preventing hypertension and cerebral hemorrhage. The dietary taboo of kelp is 1. Don't drink tea immediately after eating kelp (tea contains tannic acid) and don't eat sour fruit immediately (sour fruit contains vegetable acid). Because kelp is rich in iron, the above two foods will hinder the absorption of iron in the body. 2. Hyperthyroidism patients should not eat kelp, because the iodine content in kelp is rich, which will aggravate the condition. 3. Pregnant women and lactating women should not eat more kelp. This is because iodine in kelp can enter the fetus and baby with blood circulation, causing thyroid dysfunction. The effects of Auricularia auricula are: 1, influence on blood system 2, influence on nucleic acid and protein biosynthesis 3, blood lipid lowering and anti-atherosclerosis 4, anti-aging 5, anti-radiation and anti-inflammation 6, anti-ulcer 7, blood sugar lowering 8, anti-fertility 9, anti-cancer and anti-mutation. Has the effects of invigorating qi, moistening lung, strengthening brain, reducing weight, cooling blood, stopping bleeding, astringing intestine, promoting blood circulation, strengthening ambition and caring skin. Indications: diarrhea, metrorrhagia, hematuria, gum pain, proctoptosis, bloody stool and other symptoms caused by qi deficiency or blood heat. Precautions Auricularia auricula should not be eaten with snails. In terms of the medicinal properties of food, cold snails encounter slippery black fungus, which is not conducive to digestion and should not be eaten together. People suffering from hemorrhoids should not eat black fungus and pheasant together, pheasant has little toxicity, and eating together is easy to induce hemorrhoid bleeding. Auricularia auricula should not be eaten with wild ducks. Wild ducks are sweet and cool, and are prone to indigestion. People with hemorrhagic diseases and diarrhea do not eat or eat less; Pregnant women should not eat more.