A balanced diet is a diet that consists of the right nutrients in the right quantities. Everyone's bodies are different and may require different amounts or types of nutrients.There is good evidence that eating a healthy diet can reduce your risk of obesity and illnesses such as diabetes, heart disease, stroke, osteoporosis and some types of cancer. The food you eat containsseveral different types of nutrients, which are all required for the many vital processes in your body.A healthy, balanced diet for children provides essential vitamins, minerals and other nutritional goodies that kids need for healthy growth and development. Vitamins and minerals are vital for our bodies to function properly and each one plays a specific role in the body.For example:Calcium - is vital for strong, healthy bones and teeth. Good sources of calcium include dairy products (milk, yoghurt and cheese), green leafy vegetables and bony fish.