Vegetarian Diets And Weight Reduction: A Meta-Analysis Of Randomized Controlled Trials
| Effect | Decrease |
| Values | The weighted mean weight reduction for individuals with vegan diets was −2.52 kg (95 % CI: −3.02 to −1.98, P = 0.406 for heterogeneity, subtotal I 2 = 3.0 %). The study duration ranged from 12–48 weeks. |
| Trial Design | Meta analysis |
| Trial Length | 1-6 months |
| Number of Subjects | 1151 |
| Sex | Both Genders |
| Age Range | 18-29, 30-44, 45-64, 65+ |
| Body Types | Obese, Overweight, Average |
This systematic review and meta-analysis of 12 randomized controlled trials found that a vegan diet significantly reduced body weight by –2.5 kg (95% confidence interval: –3.0 kg to –2.0 kg) compared to those assigned to an omnivorous weight loss diet.
