While The Biggest Loser, the Paleo Diet, MyFitnessPal apps, the Glycemic Index, and the Flexitarian Diet are among the latest diet crazes, it may well be the widespread movement to manage weight by simply eating healthier that holds the most potential for food and beverage marketers. Emerging interest in improving muscle/body tone, naturally curbing cravings/appetite, and managing health conditions/risk factors through weight loss are among the new weight-directed opportunities gaining attention…