A Meta-Analysis

Low-Calorie Sweeteners and Body Weight and Composition: A Meta-Analysis of Randomized Controlled Trials and Prospective Cohort Studies

American Journal of Clinical Nutrition, 2014;100(3):765-777
Miller PE, Perez V

Findings from observational studies showed no association between LCS intake and body weight or fat mass and a small positive association with BMI. Data from randomized control trials indicate substituting LCS options for regular-calorie versions results in a modest weight loss.

The full paper is available online: LCS and Body Weight