Immune System

Practice Guidance Toolkit

Description and Key Nutrition Issues


Key Nutrition Issues
The role of the immune system is to protect the human body from different pathogens and microorganisms that may harm it. Optimal nutrition is essential for the adequate function of the immune system.

This toolkit discusses the following key nutrition issues:
  • micronutrients that may improve the immune function or protect or treat the common cold, including vitamin C, zinc and selenium.
  • effects of herbal remedies (e.g. North American ginseng, echinacea)
  • effects of probiotics,
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Last Updated: 2023-08-24