The invention discloses an intelligent assistant baby nursing system and method based on the Internet of Things technology. The system comprises an intelligent monitoring system, a backstage management system and an intelligent informing system, and all modules can work cooperatively. According to the intelligent assistant baby nursing system and method based on the Internet of Things technology, an intelligent bracelet, an intelligent milk brewing machine and the backstage management system are combined, and parents are informed of different demands of a baby through the intelligent bracelet which the baby wears. The four conditions that the baby cries physiologically, the baby is hungry and needs milk, the baby wets the bed and needs diaper change and the baby has a fever and needs seeing a doctor in time can be monitored and distinguished, the parents are informed of the different demands of the baby through the intelligent bracelet in time, assistant baby nursing guidance and information are provided for families where babies aged 0-3 are raised, and the intelligentization, automation and integration of assistant baby nursing are achieved finally.