That was then. Today, the emphasis of nutrition education is shifting from the four basic food groups to food composition and how food influences health. Research shows that diets rich in complex carbohydrates and low in cholesterol and saturated fats may reduce our risk of heart disease and many types of cancer. We still need to eat a variety of foods from the four basic food groups, but the preferred choices within those food groups are changing.
Protein is also present in dairy products.
Complex Carbohydrates Complex carbohydrates are abundant in fresh fruits and vegetables, in whole grain breads and cereals, and in legumes. Adequate dietary fiber has been linked with a reduced risk of some cancers, and may also be beneficial for people who are trying to control their weight. The new nutrition isn't saying goodbye to the four basic food groups, it's helping us understand how to make better nutritional choices from the foods we eat.