Eating kelp has the effect of supplementing the body’s nutrients, eating in moderation, allergic to kelp should not be eaten. Kelp belongs to the seafood, the main nutrients are carbohydrates, water, dietary fiber, 100 grams of kelp contains about 50g of carbohydrates, water about 20g, dietary fiber about 20g. in terms of trace elements, but also iodine-rich, can be used as a food source of iodine. Kelp can supplement the human body nutrients, help maintain the body’s normal physiological functions. Therefore, eating a moderate amount of kelp is beneficial to human health, but those who are allergic to kelp should not eat, so as not to cause rashes, itching and other adverse reactions, and too much eating is likely to cause abdominal distension, nausea and other discomforts. Daily diet needs to be nutritionally balanced, to ensure that vitamins, proteins and other nutrients comprehensive, in order to be conducive to good health.