The hazards of giving fruits to infants too early include indigestion, diarrhea, obesity and so on. 1. indigestion: due to the incomplete development of the digestive tract of small infants, amylase activity is not high, and the main nutrient of fruit is sugar, sugar digestion requires the participation of amylase, so it is easy to lead to children’s indigestion. 2. Acute gastroenteritis: giving infants fruit too early may cause acute gastroenteritis, diarrhea, vomiting, abdominal pain, crying and so on. 3. Obesity: premature addition of complementary foods, especially sugar-based complementary foods, the risk of obesity in the late child will increase. It is recommended that infants full 6 months and then gradually add fruit puree and other complementary foods, before 6 months is still recommended to breastfeeding.