D’Adamo, people with O type blood often suffer from thyroid disorders and certain beans can either help the thyroid or slow down the thyroid. Some beans are excellent for the O type blood group however other legumes should be avoided.

People who have blood group O need to be careful with the type of beans and legumes that they consume. So, from protein sources, there is a wide variety of meats and seafood to choose from for people in the blood O group. From seafood products, you should definitely not eat octopus and salmon roe (caviar) if you have blood type O. These include most processed foods like bacon in fact, any pork products are a definite no-no for people with O positive or O negative blood type. There are some meats that must be avoided if you are following the type O diet. For example, cod, trout, herring, tuna, and mackerel are excellent foods to eat on the O blood type diet because they are a good source of iodine which is necessary for a healthy thyroid gland. If you don’t eat meat, but prefer seafood there is plenty of choice of fish that you can enjoy. The best types of protein sources that have a beneficial effect for people with blood type O positive and O negative are beef, veal, lamb, venison, and also most poultry. This means that it’s important to know what foods you can definitely eat and what foods are strictly off limits on the blood type O diet.įor people in the O blood group, most lean meats that are organically fed are recommended to include in the diet.

People in the O blood group should follow a strict diet of certain foods. What to Eat and What Not to Eat on the Blood Type O Diet Let’s look at the best and worst foods for people with blood type O (O positive or O negative). D’Adamo has presented to refute their claims. At the end of this article, I will discuss what some of the critics have had to say, and look at the evidence that Dr. It has to be said that the blood type diet is not without its critics, and not all doctors agree with the health benefits of the Blood Type Diet. D’Adamo, if you eat food containing lectins that are incompatible with your blood type, this can cause inflammation in the body and make the immune system become overactive, which can lead to autoimmune diseases. Lectins help your immune system to fight disease. The reason for this is due to a compound called lectins. However, a person with blood type O should limit their intake of grains, beans, and legumes and definitely avoid wheat and certain leafy vegetables. Therefore, a blood type O diet contains more protein sources like red meat, poultry and fish. D’Adamo, people with blood type O have more stomach acid which makes it easier to digest meals that contain protein and fat. What is the Blood Type O Diet?Īccording to Dr. 3 The majority of people have O positive blood type.

2 The blood type O positive contains the RhD antigen but the blood type O negative doesn’t contain the Rhd antigen. If it’s absent, your blood group is RhD negative.Ī person with blood type O can have either O positive (O+) blood type or O negative (O-) blood type. If this is present, your blood group is RhD positive. Red blood cells sometimes have another antigen, a protein known as the RhD antigen. What is the difference between O positive and O negative blood type? As group O red blood cells don’t have any A or B antigens, it can safely be given to any other blood type group (A, B, AB). Antigens are protein molecules found on the surface of red blood cells.īlood group O has no antigens, but both anti-A and anti-B antibodies.

Blood type o negative and diet