Kelp contains energy and fat are low, moderate consumption of kelp generally does not cause the body overweight or obesity, there is also a certain nutritional value, but pay attention not to long-term overdose. Kelp in the fat content of 0.1 grams / 100 grams, and energy is also low for 55KJ / 100 grams, so moderate consumption generally does not cause overweight or obesity. In addition, the nutrients contained in kelp include iodine, vitamin K, choline, and folic acid, and consumption of kelp can provide the body with these nutrients. However, it is important not to consume excessive amounts of kelp over a long period of time, as this may cause bloating and other gastrointestinal discomforts, and it is not recommended to consume kelp if you are allergic to it.