Contributors, Licenses, and Attributions

Contributors

This work was adapted from the sources below by Pattie S. Green, Ph.D. (now retired) and Jonathan E. Pottle, Ph.D., of the Department of Biological, Earth, and Environmental Sciences at Tacoma Community College in Tacoma, WA.

Dr. Green did the original compilation and adaptation of portions of the sources below to form this textbook. She also made the following original and substantial contributions:

  • Figure 3.2, “Design of a Prospective Cohort Study”
  • Figure 3.3, “Design of a Retrospective Case Control Study”
  • Figure 5.2, “Digestion Breakdown of Macronutrients”
  • Figure 15.11, “Interaction of Folate with Other B Vitamins”
  • Figure 17.1, “Major and Trace Minerals on the Periodic Table”
  • Figure 17.13, “Low Iodine and Goiter”

Dr. Pottle undertook revisions to content, formatting, references/citations, and accessibility in every chapter of the textbook, and effected the import of the book into PressBooks along with the ensuring requisite revisions. He also made the following original and substantial contributions:

  • Section “Themes of the 2025-2030 Dietary Guidelines,” in Chapter 2: Guidelines for Healthy Eating (largely rewritten from a section addressing an earlier version of the Dietary Guidelines for Americans)
  • Part of section “Recommendations for Optimal Health from the USDA,” in Chapter 4: Nutrition Labels and Healthy Eating (updating for 2025-2030 Dietary Guidelines for Americans and the retirement of MyPlate)

License for this Textbook

This work is shared under a Creative Commons Attribution 4.0 International License except where otherwise stated.

Attributions and Licenses for Source Materials

At the end of each chapter, there is an Attributions section with details of the specific sources adapted for that chapter.

The main source for this textbook is:

Other sources adapted into portions of this textbook are:

Textbook cover image:

License

Icon for the Creative Commons Attribution 4.0 International License

Introduction to Human Nutrition: A Textbook for Tacoma Community College Students Copyright © 2026 by Pattie S. Green and Jonathan E. Pottle, Tacoma Community College is licensed under a Creative Commons Attribution 4.0 International License, except where otherwise noted.