Food poisoning and illness

You can’t see, smell, or taste foodborne pathogens. Pathogens are microorganisms sometimes found in your food that can make you sick. Practice food safety at all times.

The Government of Canada estimates that there are approximately 11 million cases of food poisoning in Canada every year. Many food poisonings can be prevented by following these safe food-handling practices: clean, separate, cook, and chill.

Reporting food poisoning or filing a complaint

If you suspect that you have food poisoning after eating or have witnessed unsafe food handling practices at a local food premises, you can file a complaint online or by calling a public health inspector at 705.522.9200, ext. 464 (toll-free 1.866.522.9200).

What causes food poisoning?

Food poisoning is usually caused by eating foods that contain large amounts of harmful bacteria (pathogens) or from consuming foods in which bacteria have produced toxins or poisons.

What are foodborne pathogens?

Pathogens are microorganisms sometimes found in your food that can make you sick. They include:

Can foodborne pathogens make you sick?

Food or drink that contains pathogens can cause food poisoning. Some people can have food poisoning with mild symptoms and not even know they have it. Most people fully recover, but some may have more severe and possibly long-term or permanent consequences and will need to visit a doctor. In some cases, foodborne illness can cause death.

What are the symptoms of food poisoning?

Symptoms of foodborne illness can begin hours or days after consuming contaminated food or drink. The time period between consuming the pathogen and onset of symptoms depends on the type, and amount of pathogen you’ve consumed, as well as your general health. Many people experience:

What should you do if you think you have food poisoning?

See a doctor as soon as possible if you think you have a foodborne illness and are experiencing the following symptoms:

Which foods are most often associated with food poisoning?

Potentially hazardous foods are most often implicated with food poisoning. Hazardous foods are foods that require time-temperature control to keep them safe for eating. If these foods are not handled safely, harmful microorganisms can easily grow to harmful levels. They include:

How do you prevent food poisoning?

Follow these safe food-handling practices to reduce the chances of you and your family getting sick from food poisoning:

If you think you are experiencing symptoms of food poisoning and would like to speak with a registered nurse, call Telehealth Ontario at 1.866.797.0000 (TTY 1.866.797.0007).


This item was last modified on April 17, 2018