The document provides information on basic nutrition for an orientation program. It discusses Bangladesh's poor nutritional status, with high rates of stunting and wasting in children. It outlines the objectives of the National Nutrition Services to improve nutrition across the country by coordinating efforts between different ministries and providing community-based nutrition services. The document defines food and nutrition, and categorizes foods into those that provide energy, support growth, and prevent disease. It emphasizes the importance of a balanced diet with sufficient micronutrients. Specific micronutrients discussed include vitamin A, vitamin C, vitamin D, vitamin B12, iron, and iodine.