The objective of this study was to determine the relationship between the nutritional status of parents and the nutritional status of their school children at the IEI 536 My Little House of Knowledge – San Juan Bautista, 2024. The research had a descriptive correlational, non-experimental, quantitative approach with a cross- sectional approach. The sampling was a probabilistic census type. The population and sample consisted of 80 children from 3 to 5 years of age and 80 parents of both sexes. Anthropometric measurements and biochemical evaluations were carried out on children aged 3 to 5 years and parents. In school children, 12.50% had malnutrition according to the P/E indicator, 26.25% had short stature, 47.50% had malnutrition and 10.00% according to the P/T indicator. 30.00% and 38.75% mild and moderate anemia respectively. In parents, 67,505% were overweight according to BMI and ...