The iodine content of this food can be inquired on the food nutrition ingredient inquiry platform, China food ingredient table and food safety net.

1, food nutrition component inquiry platform: This platform was authoritatively published by China Nutrition Society and Institute of Nutrition and Health of China Center for Disease Control and Prevention, and the data came from China food component table established by Institute of Nutrition and Health of China Center for Disease Control and Prevention.

2. China Food Composition Table is compiled by Nutrition and Health of China Center for Disease Control and Prevention, which contains the nutritional composition data of common foods in China.

3. Food Safety Network is a website focusing on food safety, providing various information and services related to food safety.