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Brain Teaser

Challenge Your Cognitive Know-How!

By

Staying Sharp

Published November 06, 2025

Which of the following foods is NOT a source of omega-3 fatty acids?

Salmon

Mackerel

Canola oil

Chicken breast

Chicken breast is a healthy meal choice, but it does not naturally contain significant amounts of omega-3s. Fish and healthy oils are great sources of these essential fatty acids, which support brain and overall health. Need inspiration? Try one of our delicious fish recipes, like this one.

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Legal Disclaimer: Staying Sharp, including all content and features, is offered for informational purposes and to educate users on brain health care and medical issues that may affect their daily lives. Staying Sharp is based on a holistic, lifestyle approach to brain health that encourages users to incorporate into their daily lives activities that are associated with general wellness. Nothing in the service should be considered, or used as a substitute for, medical advice, diagnosis, or treatment. Features including the Cognitive Assessment and Lifestyle Check-Ins, Additional Tests, exercises, and challenges assess performance at a particular moment in time on certain discrete cognitive tasks. Staying Sharp games are intended for entertainment and recreational purposes only. Various factors may affect performance, including sleep, tiredness, focus, and other social, environmental, or emotional factors. Performance is not indicative of cognitive health and not predictive of future performance or medical conditions.

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