Love seeing that "kosher" food label when you go shopping? You're not alone: More than 25% of all new foods released since 2007 claim to be kosher, a 10-fold increase over kosher products released in 2002, NPR reports. The market has expanded from orthodox Jews to, well, everyone who likes "purity" in the handling of foods. "There is a feeling by many consumers that kosher is somehow better, more wholesome," says one analyst.
The punchline: Kosher products are no safer or healthier than any other, says NPR. But in a world of mass-produced and genetically modified mystery foods, a little rabbinical affirmation goes a long way. A similar sentiment is spreading for gluten-free products, despite the eye rolls from experts. Similar trends have happened before—with "low carb" labels, for example, which were once popular because of the Atkins diet. (Read more kosher stories.)