And a balance to that argument: https://www.superfoodly.com/foods-high-in-lectins/
For every book on diet, there is alternative research. Gundry pushes very, very expensive supplements ($60–100 a pop) as well. I am always a bit leery of doctors who push their own products, especially at $60 to a hundred buck a bottle. That’s one hell of an investment. I read the first few chapters. He makes some excellent points, but as with all things, I take this as additional information. We are each of us unique bodies. What works for one doesn’t work for another. And it takes a good long time to discover what foods work best. What changes a life is the commitment to find and experiment with foods and food preparation that works just for us. It’s a lifelong journey.