Eating too much sweets can aggravate gastrointestinal burden, dental caries, obesity and other hazards. Sweets refers to food with sweet flavor, generally added to a large number of added sugar production, common cream cake, milk tea, dried fruit, etc., usually rich in sugar, some sweets are also rich in fat, moderate consumption can supplement the body’s energy needs. However, sweets can not be consumed in excess, due to the high sugar and calories in sweets, excessive intake will stimulate the stomach and intestines, aggravating the burden on the stomach and intestines; easy to lead to tooth decay, dental caries; easy to excess calorie intake leads to the accumulation of fat and obesity. It is recommended that groups with dental caries, obesity and high blood sugar limit or do not eat sweets.