Harvard Women's Health Watch

Is it a food intolerance, allergy, or something else?

True food allergies involve an immune system response and can be very serious, while intolerances more commonly involve the digestive tract and are more of a nuisance.

To continue reading this article you must be registered.

Get Licensed Content to Harvard Health

If you are interested in licensing content from Harvard Health Publications, please contact us using our online form. Our licensing and business development professionals will help you leverage consumer health content from Harvard Medical School as a clear differentiator in helping achieve your business goals.

Contact Us

Customer Log In