No, kelp belongs to marine algae, and there are a lot of algae hyphae and hyphae growing in its body, which is a paradise for many kinds of bacteria to parasitize. After eating kelp raw, many kinds of bacteria will multiply rapidly in the suitable environment of human intestine, causing symptoms such as diarrhea and poisoning. Cold salad is best scalded with boiling water.

Kelp (scientific name: kelp), also known as kelp and Chinese cabbage, is an edible algae of Laminaria in Phaeophyta, which has eukaryotic cells.

Kelp originated in Northeast Asia, including the Pacific coast of Russia, the northern coast of Japan and Korea, and grew later in Liaodong Peninsula and the coastal waters of Shandong. Today, China is the largest kelp producer in the world. Kelp spores are divided into three parts: fixator, stalk and belt. The growth period in natural environment is two years, and the breeding period in planting environment is two years.

The benefits of eating kelp;

1, prevention and treatment of goiter: Kelp contains iodine and iodide, which can prevent and treat iodine-deficient goiter.

2, blood pressure: laminin, potassium salt and calcium can reduce the body's absorption of cholesterol and lower blood pressure.

3, lipid-lowering: kelp contains a lot of unsaturated fatty acids and dietary fiber, which can remove cholesterol attached to the blood vessel wall, regulate the stomach and promote the excretion of cholesterol.

4, improve immunity: kelp can improve the body's humoral immunity, promote the body's cellular immunity, there are many foods to regulate immunity, mushrooms are one of them.

5, lowering blood sugar: 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.

6, diuresis, swelling: 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.

7. Prevention of cardiovascular and cerebrovascular diseases: Kelp contains a large amount of polyunsaturated fatty acid EPA, which can reduce blood viscosity and vascular sclerosis. Therefore, eating kelp regularly can prevent cardiovascular diseases.