1. Kelp is a delicious food that can be eaten cold or made into soup. But before eating, it should be washed first, then soaked, and then the soaked water and kelp should be put into the pot to make soup for consumption. This prevents mannitol and certain vitamins dissolved in water from being discarded, thereby preserving the active ingredients in kelp.

2. Lower lipids and blood pressure. Kelp is rich in taurine, which combines with bile to form taurocholic acid, which can increase the solubility of fat and cholesterol and reduce cholesterol in blood and bile. At the same time, taurine can inhibit platelet aggregation and reduce blood lipids and blood pressure. Cholesterol content, thereby lowering blood lipids and blood pressure.

3. Diuresis and swelling. There is a layer of frosty white powder attached to the surface of kelp - mannitol, which is a very good medicinal substance. It is commonly used as a diuretic in medicine and is also used to reduce intracranial pressure and intraocular pressure.

4. Open the dried kelp into a ball, put it in a cage and steam it for about half an hour, then soak it in water overnight. The kelp processed in this way is crisp and tender, and it is soft and delicious when stewed, fried or cold.

5. During the cold processing or cooking process, kelp should not come into contact with seasonings or ingredients with high acidity and high alkali, so as to avoid chemical reactions that may cause the loss of these nutrients or cause obstruction to digestion, absorption and gastrointestinal disorders. Reactions such as food poisoning.