The idea is that by following a specific diet based on your blood type will improve digestion and cause weight loss.
According to this plan, which is from the books Eat Right 4 Your Type and Live Right 4 Your Type, each of the four blood types has a very detailed list of foods that must be avoided, based on the premise that blood type has its own unique antigen marker that reacts in a negative way with certain foods. You must purchase the book to figure out what you can and cannot eat. You also need to know your blood type.
Also, individuals have varying levels of stomach acidity and digestive enzymes and these traits seem to be correlated with blood type. For example, people with type O blood are advised to eat a high-protein diet with no dairy products .
Also, individuals have varying levels of stomach acidity and digestive enzymes and these traits seem to be correlated with blood type. For example, people with type O blood are advised to eat a high-protein diet with no dairy products .
Upside of the Blood Type Diet
- Good if you like specific do/don't eat lists.
- Includes food amounts and how to time meals.
- Each type accounts for exercise and other lifestyle issues, such as stress.
- Restricted food intake will cause weight loss.
- Processed foods discouraged.
Downside of the Blood Type Diet
- There is absolutely no scientific research that demonstrates a link between blood type, types of foods to eat, and body weight.
- You have to know your blood type.
- Unrealistic when family members have different blood types.
- Regardless of blood type, the plans are extremely complex and tough to stick with.
- Specific food groups eliminated, which can cause nutritional deficiencies.
- Recommends many supplements.
Is the Blood Type Diet for You?
| Duration | Indefinite |
| Restaurants | Yes, with planning |
| Alcohol | OK, for some blood types |
| Caffeine | OK, for some blood types |
| Special Foods | Yes, because you must follow your blood-type food list |
| Family Friendly | Only if you all have the same blood type |
| Vegetarian Friendly | In theory, yes, but food limitations make this difficult for some blood types |
