Overweight and obesity cause major health problems worldwide. Obesity is associated with many diseases and conditions such as diabetes and cancer, impacts on mental health and has social and economic consequences. In 2019, 50.1% of Dutch people aged 18 and older were overweight or obese. In cities this problem can be most acute, especially with regard to children. A healthy food environment makes an important contribution to the prevention and reduction of overweight and obesity and can thus significantly improve individual health. This research line aims to provide a better insight into the legal options for ensuring a healthy food environment in urban environments.