At this point, we’ve probably all heard about raspberry ketones. Ever since Dr. Oz touted them as a “miracle fat-burner in a bottle” nearly two years ago, the market for the supplement has exploded. But what are raspberry ketones, and how do they help you lose weight?
Raspberry ketones are a naturally occurring phenolic compound found in raspberries—as well as cranberries and blackberries—that give them a sweet, fruity smell. They’re used in cosmetics, food manufacturing and perfumery to give products from candles to candy that familiar berry scent, and are one of the most expensive natural flavorings used in the food industry; one kilogram of raspberries only produces 1-4 milligrams of raspberry ketones! Because of this, raspberry ketones can also be synthesized using related natural compounds.
Dr. Oz’s exaggerated claims about the fat-burning capabilities of raspberry ketones have provoked a backlash from many experts, but preliminary clinical studies have shown some promising weight-management effects. [Read more…]