You may not have heard of the "lectin-free" diet, but you probably know people who avoid eating legumes, whole wheat and nightshades because they're trying to avoid lectins. But what are lectins? And ...

In theory, these undigested proteins can lead to issues such as nausea, vomiting, upset stomach and diarrhea. Some books and social media posts have also linked lectins to chronic inflammation and ...

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If you're wondering what lectins are or whether the lectin-free diet is right for you, you've come to the right place. Reviewed by Dietitian Christa Brown, M.S., RDN, LD Lectins are proteins found in ...