The blood type diet is diet that was promoted in the book Eat Right 4 Your Type. In the book it was claimed that the most important factor in determining a healthy diet is the person’s ABO blood type . The diet became very popular in the late 90′s and the beginning of the new millennia.
As we all know, there are hundreds of conflicting diet recommendations. The problem is that most diets are not based on solid scientific evidence. So what does science have to say about the blood type diet?
A robust systematic review found no evidence to support the blood type diet. To learn more, watch this video below from NutritionFacts.org:
 D’Adamo, Peter J. “Eat Right 4 Your Type.” Clinical Nutrition Insight 25, no. 6 (1999): 5.