Chapter 6: Protein

Learning Objectives

By the end of this chapter, you will be able to:

  • Describe the role and structure of proteins
  • Describe the functions of proteins in the body
  • Describe the consequences of protein imbalance

Proteins are another major macronutrient that, like carbohydrates, are made up of small repeating units. But instead of sugars, proteins are made up of amino acids. Protein is a vital constituent of all organs in the body and is required to perform a vast variety of functions. Therefore, protein is an essential nutrient that must be consumed in the diet.

Sections:

6.1 Defining Protein

6.2 The Role of Protein in Foods: Cooking and Denaturation

6.3 Protein Digestion and Absorption

6.4 Protein’s Functions in the Body

6.5 Diseases Involving Proteins

6.6 Proteins in a Nutshell

6.7 Proteins, Diet, and Personal Choices


Chapter 6 is adapted primarily from Fialkowski Revilla, et al. Human Nutrition.

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Principles of Human Nutrition Copyright © by Sarah Cabbage and Surya Tewari is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License, except where otherwise noted.