One of the predominant proteins in the pulp of ripe bananas (Musa acuminata L.) and plantains (Musa spp.) has been identified as a lectin. ... The banana lectin is a powerful murine T-cell mitogen.

Does Dr Gundry recommend bananas?

If you've read Dr. Gundry's stance on limiting lectins, you know that you can sometimes reduce the lectin content in foods like cooked beans, kidney beans, and other legumes by pressure cooking them. This is not the case with the ripe banana. ... So, it's really best to avoid ripe bananas altogether.

What does Dr Gundry say about bananas?

Gundry explains, "A ripe banana's starch instantly converts to sugar in your bloodstream, making it the ultimate heart-unhealthy fruit." Calapai agrees: "Bananas are high in carbohydrates and raise the triglyceride."