A balanced diet containing carbohydrates, fats, dietary fiber, minerals, protein, water and vitamins is necessary to ensure healthy growth and development. Unbalanced or improper nutrient consumption can result in a weak body. Unhealthy eating habits can increase the risk of obesity, eye problems, circulatory and kidney problems, and type 2 diabetes. Nutrients from food are used to build tissues, produce energy, and keep the body healthy. A balanced diet containing the necessary nutrients each day is important for overall health and well-being.