Is High Milk Intake Good for Children's Health? A National Population-based Observational Cohort Study

Milk is widely considered as a beneficial product for growing children. This study was designed to describe the milk consumption status in Korean children aged 30–36 months and to investigate its association with the risk of obesity and iron deficiency anemia (IDA). This nationwide administrative study used data from the Korean national health insurance system and child health screening examinations consists of children born in 2008 and 2009. In total, 425,583 children were included, and they were divided into three groups based on daily milk consumption; low milk group (do not drink or drink