There are some unexpected effects of cold kelp with good quality and low price: Efficacy 1: Because iron is the core component of hemoglobin. Therefore, supplementing the right amount of iron can promote the increase of hemoglobin, thus enhancing its ability to transport oxygen and nutrients. Kelp is rich in iron, so taking kelp often can alleviate the trouble of dark circles. Efficacy 2: The iodine in kelp is extremely rich, which is the main raw material for the internal synthesis of thyroxine. The luster of hair is formed by the effect of thyroxine in the body. Therefore, eating kelp often can make your hair flutter. Efficacy 3: It can reduce the concentration of total cholesterol and triglyceride in human serum, prevent the formation of intravascular thrombosis, prevent and treat hypertension, resist cancer, reduce cholesterol synthesis and prevent arteriosclerosis. Efficacy 4: Kelp is extremely rich in minerals. Regular consumption can prevent osteoporosis and anemia, making people's bones tall and strong, their teeth firm and white, their faces ruddy and delicate, and they become more fit. Kelp is rich in nutrition, especially fucoidan in kelp is a special ingredient absolutely absent from all land vegetables, which has obvious effect on inhibiting colorectal cancer.