Comparative effectiveness of plant-based diets for weight loss: a randomized controlled trial of five different diets.

Objective: The aim of this study was to determine the effect of plant-based diets on weight loss.

Methods: Participants were enrolled in a 6-mo, five-arm, randomized controlled trial in 2013 in South Carolina. Participants attended weekly group meetings, with the exception of the omnivorous group, which served as the control and attended monthly meetings augmented with weekly e-mail lessons.

Randomization to plant-based dietary approaches leads to larger short-term improvements in Dietary Inflammatory Index scores and macronutrient intake compared with diets that contain meat.

Studies have examined nutrient differences among people following different plant-based diets. However, all of these studies have been observational. The aim of the present study was to examine differences in nutrient intake and Dietary Inflammatory Index (DII) scores among overweight and obese (body mass index 25.

Low glycemic index vegan or low-calorie weight loss diets for women with polycystic ovary syndrome: a randomized controlled feasibility study.

The aim of this randomized pilot was to assess the feasibility of a dietary intervention among women with polycystic ovary syndrome (PCOS) comparing a vegan to a low-calorie (low-cal) diet. Overweight (body mass index, 39.9 ± 6.