Is diet by blood type valid?

Thereof, does blood type affect diet?

People with type A blood have been shown to have lower levels of stomach-acid than other blood types, so a meat-based diet may not be digested as easily as a vegetarian based one. Research has suggested that certain blood types may be at risk of developing specific diseases or conditions.

Furthermore, is the Blood Type Diet legit? One study found that adults eating the type A diet showed improved health markers, but this occurred in everyone, not just those with type A blood type. In 2013, a major review concluded that no evidence exists to support benefits of blood type diets.

Also know, why the Blood Type Diet is nonsense?

The culprits in food are proteins called lectins. According to D'Adamo these can interact with the proteins on red blood cells and cause these cells to clump together and gum up the body's internal machinery. What evidence is there for this? Essentially none.

What Should blood type A eat?

Those with type A blood should choose fruit, vegetables, tofu, seafood, turkey, and whole grains but avoid meat. For weight loss, seafood, vegetables, pineapple, olive oil, and soy are best; dairy, wheat, corn, and kidney beans should be avoided.