<b>Food Intake for Body Weight Management System using Linear Programming Model</b> From health surveys for public, the overweight condition of people happens frequently due to three causes eating too much, exercising too little, and eating incorrectly. For the normal person, it is difficult to know the situation means that acquiring and maintaining a healthy body weight. Therefore, this system tries to help the users to achieve a balanced diet in body weight management. For the body weight management system, the appropriate recipe will be calculated by linear programming for the users. To achieve a balanced diet with low calorie, the system can generate a recommended recipe for dinner, which intends to meet users’ nutritional requirement according to their intake of breakfast and lunch. For the body weight management system, the appropriate recipe will be calculated by integer linear programming for the users. To achieve a balanced diet with low calorie, the system can generate a recommended recipe for dinner, which intends to meet users’ nutritional requirement according to their intake of breakfast and lunch. linear programming, body weight management 1623-1627 Issue-5 Volume-3 Phyu Phyu | Thin Thin Swe