Another practical investigation – 9R carried out food tests on several plant products. They tested for starch, fat and simple sugars in a variety of food. Whilst revisiting their practical skills in testing food they were also able to related their findings to what they eat and how the body uses carbohydrates and fat. The energy rich food is vital for footballers and athletes and protein is important for teenage growth. Vitamins and minerals are vital to maintain a healthy body.