Iodine is an important component of thyroxine. Once the human body lacks iodine, the function of the thyroid gland will be destroyed, which will lead to thyroid diseases, also known as "big neck disease". The iodine content in kelp per1000g is about 5g. Eating kelp regularly is good for preventing thyroid diseases.

Eat kelp to resist radiation

Kelp contains a substance called kelp gum, which is the bane of radiation. People who often have to face computers or other electronic products, eat more kelp, which can quickly remove radioactive substances invading the human body and avoid more radiation damage.

Eat kelp to eliminate edema and lose weight.

Besides iodine, kelp is also rich in potassium. Potassium interacts with excess sodium in the body, which can eliminate excess water in the body, help eliminate edema and play a role in slimming.

Eat kelp to replenish blood

Iron and vitamin B 12 contained in kelp are important elements for human hematopoiesis. People with anemia can eat kelp to replenish blood. In addition, kelp also contains a substance that can reduce blood viscosity. Eating kelp can not only enrich blood but also prevent blood coagulation.

Eating kelp promotes defecation

Kelp contains a kind of hemolytic dietary fiber alginate, which can absorb a lot of water, quickly soften feces and play a laxative role; In addition, unsaturated fatty acids and dietary fiber in kelp can quickly remove excess cholesterol from blood vessel wall, and secrete a large amount of gastric juice to promote gastrointestinal peristalsis and play a role in digestion.

Eat kelp to prevent cancer

Sodium alginate in kelp can combine with heavy metal elements strontium and cadmium, which have carcinogenic effects, directly eliminate these harmful heavy metals from the body, and selectively eliminate bacteria that produce carcinogens in the intestine, which has a strong anti-cancer effect; In addition, the fiber in kelp can effectively promote the elimination of bile acids and cholesterol.

Is it bad to eat kelp?

Kelp can't be a staple food.

Eating kelp is not harmful to the human body itself, but it should be noted that kelp can not be eaten as a staple food for a long time, and excessive iodine intake will also affect human health; In addition, kelp contains a small amount of arsenic, and excessive intake of arsenic may cause poisoning.

Kelp should not be soaked for a long time.

If kelp is soaked for too long, the nutrients contained in it are easily soluble in water, which will lead to the reduction of the original nutritional value of kelp.