After years of deliberation, the FDA recently announced a new set of rules it proposes to regulate claims on food packaging that a product is "healthy." The most basic rule: the product must actually contain food, not just ingredients. This may seem intuitive, but as professor and nutrition policy expert Marion Nestle points out, the food industry works hard to sell their products. This week, Nestle explains the purported intentions behind the confusing food labels, and how it all got so complicated in the first place.