Nutrition: is the sum total of the processes involved in the taking in and the utilization of food substances by which growth, repair and maintenance of the body are accomplished. • It involves ingestion, digestion, absorption and assimilation. • Nutrient- are compounds in foods that are needed by human body for energy to work, for growth of body tissue, for repair and maintenance of body tissues and also to support body’s immune function all that works towards a healthy living. Basically, nutrients are substances required by the body to perform its basic functions Food: any nourishing substance that is eaten, drunk, or otherwise taken into the body to sustain life, provide energy, promote growth, Balanced diet: a diet that provides the correct amount of nutrients for the needs of an individual