What should blood type O+ avoid? Debunking the Blood Type Diet
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5 min read
Despite the persistent popularity of the blood type diet, a 2013 systematic review published in the *American Journal of Clinical Nutrition* found no scientific evidence to support its claims. Adherents to this theory, including those with O+ blood, are often advised to avoid a specific list of foods, though nutrition experts recommend focusing on balanced, scientifically proven dietary habits instead.