Social norms significantly shape dietetary behaviors by influencing what is considered acceptable or desirable. When certain foods are popular within a community, individuals are more likely to adopt similar dietary patterns to fit in. For example, norms associated with healthy eating can encourage individuals to consume more fruits and vegetables, while norms that promote fast food may lead to poorer nutritional choices. Additionally, social pressures can either motivate healthier eating or lead to indulgence in unhealthy foods, impacting overall health. Awareness of these norms can help design effective interventions for better dietary choices.