About this section
In this section, you will find trustworthy, science-based information about the safety of vaccines, including information about:
- Vaccine side effects.
- Vaccine ingredients.
- How vaccines are tested, approved, and monitored.
- How Canada's vaccine safety system ensures vaccines are as safe as possible.
You will also find answers to frequently asked questions about vaccine safety.
Date last reviewed:
Thursday, Mar 18, 2021