During infancy kids needs to ensure that they drink lots of calcium because it makes their bones stronger and helps them to crawl and walk. It also essential for blood clotting.
If their body is lacking calcium this will delay their development. In this stage the milk teeth start to appear. Infants also need vitamins D to keep their teeth and bones health and strong. If infants have too much vitamins in their body it can cause weakness of bones and kidney problems and if their body is lacking vitamin D it can cause rickets.
Childhood (4-10)
Growth and development is fast during this stage and should be very active. Proteins and carbohydrates are therefore very important. Carbohydrates are sugar and starches that provides energy and help them to being active in lessons. Carbohydrates can have a negative effect on health if there is too much in the diet then the body converts the excess food energy into fat, which can lead to the children being overweight or obese. Being overweight is a risk factor for diabetes. Lack of carbohydrate can cause tiredness of fatigue, poor mental function and lack of endurance and stamina. Protein is also essential for children. Proteins help their body to grow and repair damage. Taking in too much protein could raise your risk of serious diseases including cancer, heart disease, and liver or kidney problems. If their body is lacking protein this will cause Kwashiorkor and Morasmus. In childhood children also need vitamin A, this will fight against infection in their body and helps vision. Fibre is particularly important for children's diets because it is essential for optimal bowel movement and health so that the child does not get constipated and then uninterested in eating, which may lead to poor weight gain.
Adolescence (11-18)
Adolescents continue to grow, so they need a diet rich in protein, vitamins and minerals because they are larger, they will need more of each food component than they did when younger.