Finding out your blood type is a great starting point to help you reach your health care goals. Eat Right 4 Your Type is based on the principle that your blood type (O, A, B or AB) determines your body’s ability to absorb nutrients, fight off diseases, and handle stress.The Blood Type Diet is based on the theory that protein-like compounds in food called lectins react with different blood types to cause a wide variety of health complaints.Simply put, when you eat a food containing lectins that are incompatible with your blood type antigen, the lectins target an organ or bodily system (kidneys, liver, brain, stomach, etc.) and begin to agglutinate (making them sticky and causing them to clump together with other antigens and blood cells in the area).Simply put, when you eat a food containing lectins that are incompatible with your blood type antigen, the lectins target an organ or bodily system (kidneys, liver, brain, stomach, etc.) and begin to agglutinate (making them sticky and causing them to clump together with other antigens and blood cells in the area).Dr. D’Adamo believes that if you want to prevent health problems, it is important to eat foods that are compatible with your blood type based upon their lectins content. Scientific evidence supports his contention and he continues in depth research in this area.