Return unopened packages for refund and do not buy more. Anything else would involve locating regulatory resources in Canada.
Best wishes for an outcome you can accept, and please remember to designate a best answer.
This answer is offered as a public service for general information only and may not be relied upon as legal advice.
Not much recourse as indicated in the other responses. Lawsuits are creatures of damages; here are none but not particularly valuable (in terms of legal action) damages described. On the other hand the retailer can be reprimanded, without much gain to you for initiating the course, but reprimanded and perhaps even fined just the same. Contact Department of Health. Their web address is "www.hc-sc.gc.ca" On this web page you will find consumer protection information as provided by the national government as well as reference to provincial authorities. Carefully document all that has occurred photographically, including the current and ongoing display of the long expired products. Provide this information to the authorities and some action will be taken not to the liking of the store. A local newspaper or television news station might also be interested for a consumer protection segment.
Don't shop there anymore and tell your friends and neighbors about your experience.
The information provided herein is for informational purposes and should not be construed to establish an attorney client relationship. To establish such a relationship, the prospective client would need to meet with me in person, and have a detailed discussion about all the facts and circumstances surrounding your case.
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