This video segment from IdahoPTV's D4K demonstrates the path food takes in our body in order for us to absorb nutrients. The functions of the 6 nutrients of protein, carbohydrates, fat, vitamins, minerals and water are described with examples of each nutrient.
Visit the D4K companion Web site to learn more about Nutrition: D4K: “Nutrition"
© 2014 PBS & WGBH Educational Foundation. All rights reserved.