Psychological barriers to healthy eating often include factors such as stress, emotional eating, and negative body image. Individuals may struggle with adhering to a healthy diet due to feelings of deprivation or the overwhelming nature of making changes. Social influences, like peer pressure or cultural norms, can also play a critical role in dietary habits. Addressing these barriers through strategies like mindful eating, education, and support can help individuals develop a more positive relationship with food and encourage healthier choices.