bethwarrennutrition.com
'The fastest I have ever lost weight': Jessie James Decker shares diet that gave her major results, quick
“It is relatively more balanced in food groups than a lot of diet plans,” Beth Warren, a registered dietitian, founder of Beth Warren Nutrition and author of Secrets of a Kosher Girl, tells Yahoo. “The South Beach Diet tries to encourage a healthy eating lifestyle long-term versus a quick fad diet.”