HEALTH TOPICS 
A possible brain food that you've probably never heard of
Choline may labor in obscurity — if you haven't heard of it, you're in the majority — but it's an essential nutrient that does important work in the body.
And now there's some research that lends some credence to claims that the nutrient may be something of a "brain food" that fends off cognitive decline in old age.
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise