Nutrition is the process of taking in nutrients from the foods we eat. Every day, depending on our nutritional needs, we eat rice, pulse, fish, meat, egg, green vegetables, etc. Our body cannot absorb the nutrients in these foods directly. These complex substances are digested through our digestive system into simple substances that our body can absorb.
The cells in our body absorb these simple substances. These absorbed food substances help our body grow, repair the loss, produce the energy and increases our ability to resist diseases. This entire process is known as nutrition.
Food meets our hunger and gives us the energy to work. Food provides our bodies with the energy, protein, necessary fats, vitamins and minerals to live, develop and function accurately. We need a wide variety of diverse foods to supply the correct amounts of nutrients for good health. Food also performs different functions in our body, such as: Production of heat. Repair of loss and protection, Resistance against diseases.