Among a group of over 9,600 older adults, those with a diet rich in plant-based foods had a significantly lower average BMI and fat mass index scores than participants with a more traditional Western-style diet. Lead author Dr. Zhangling Chen adds, “Our study suggests that a more plant-based and less animal-based diet beyond strict adherence to vegan or vegetarian diets may be beneficial for preventing overweight/obesity in middle-aged and elderly populations.” European Congress on Obesity, May 2018