Chinese researchers found that vegetarians had a lower average body mass index, as well as a lower proportion of individuals with obesity or insulin resistance, compared with omnivores. The study in Nutrition, Metabolism and Cardiovascular Diseases, based on 558 adults, showed that a vegan diet was negatively associated with fasting insulin, fasting blood glucose and insulin resistance after adjusting for BMI only.
Vegetarian diet may help improve insulin sensitivity, study shows
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