The prevalence of fast food consumption has risen significantly over the past few decades, leading to concern regarding its impact on public health. Burger King, as one of the major fast-food chains, offers set menus that have gained immense popularity among consumers. However, these set menus are often criticized for their potential contribution to an unhealthy diet due to their high calorie, fat, and salt content. This research aims to tackle the diet problem associated with Burger King set menus in Malaysia using linear programming, with the goal of optimizing the nutritional content while adhering to dietary constraints. The aim of this research is to maximize the requirement calorie intake, reducing carbohydrate, salt, sugar, fat, and protein, while satisfying the requirement of nutrition. The diet problem in this research is solved by using Microsoft Excel Solver which is the solution obtained is optimal. This means that the menu chosen fulfilled the required nutrients. This research seeks to empower consumers to make healthier food choices and promote a more balanced diet and healthier lifestyle.