The harmful effects of eating a lot of vermicelli can be harmful to your health. The reason for this is that in the process of making vermicelli, 0.5% alum is added, and alum is potassium aluminum sulfate. Aluminum is a harmful element to the human body, eating too much aluminum, the human brain, heart, liver, kidney function and immunity have greater damage. It can lead to intellectual development disorder in children, premature aging in young people and dementia in the elderly. Therefore, although the fan is delicious, should not be eaten often and eat more