The annual nutrition expert trends forecast is in – what fad diets are hot? What's out? Which foods top the list? What are consumers eating? According to a survey of more than 500 Registered Dietitians conducted by the nutrition trade magazine, Today's Dietitian, and a leading food, health and wellness public relations agency, Pollock Communications, America's demand for nutrition information is at an all-time high and there's no shortage of outlets talking about diets.