Eat sweet potatoes in the morning is not good, so it is best not to eat sweet potatoes in the morning on an empty stomach. Because sweet potato is a relatively high sugar content of food, if eaten on an empty stomach in the morning, sugar will stimulate the secretion of large amounts of stomach acid, so that people produce a feeling of heartburn, and even stomach acid will flow back into the esophagus, so that people appear acid reflux or vomiting reaction. All potato food, including sweet potatoes contain an oxidase, this substance in the human intestine will produce a large amount of carbon dioxide gas, once the consumption of sweet potatoes too much will make people produce bloating, burping, farts and many other adverse symptoms. And the lack of protein in sweet potatoes, so do not eat too much at a time, it is best to eat with fruits and vegetables, or more protein-containing food together, which can ensure a balanced nutrition, but also to reduce the stimulation of the gastrointestinal tract.