Can You Take Too Much Lectin? Understanding Plant Proteins and Toxicity
                                
                                
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                                    5 min read                                
                            
                                According to the U.S. Food and Drug Administration, as few as five raw red kidney beans can contain enough phytohaemagglutinin, a potent type of lectin, to cause severe vomiting, diarrhea, and abdominal pain. This startling fact highlights the real, though often misunderstood, risk associated with lectin consumption when foods are improperly prepared.