Dr. Barbara Rolls, a professor in the Department of Nutrition Science at the University of Pennsylvania, put forward a Volumetrics diet, emphasizing the low "energy density" of the foods eaten, that is, the relative calories of each food are relatively small. This kind of food includes fruits, salads and soups.
Bob Greene, the editor and personal trainer of Best Life Diet, is a nuclear exercise physiologist. He emphasizes exercise and provides personal advice, including recipes and suggested diet lists.
In order to study the dieting plan, Nancy Metcalf, senior planning editor of Consumer Reports, and her colleagues consulted the dieting research published in major medical journals. Metcalfe's team believes that except for Volumetrics, Weight Watchers, Jenny Craig and Slim-Fast, they are all rated as "very similar".
In the report, eDiets and Barry Sears' The Zone Diet was rated as medium, followed by Dean Ornish's Ornish Diet, and Atkin's Dieter ranked last.
Employees reported by consumers will use their own standards in order to evaluate books on dieting, and will also join the standards of nutrition expert groups; According to consumer reports, the acidity test of large-scale clinical trials has not been added to the newer diet.
In addition to the book "Best Living Diet", Consumer Report also compares "Eating, Drinking,&; You On The Diet written by Bichael F. Roizen and Mehmet C. Oz, and The Abs Diet written by David Zinczenko and Ted Spiker.
After South Beach Diet written by Dr. Arthur gaston and Sonoma Diet written by Dr. Connie Gutson, the worst diet book is Supermetabolism written by Dr. Mark Heyman. The evaluation will be published in the Consumer Report in June.