Raspberry Ketones are a natural compound which give fresh raspberries their flavour. They encourage burning of stubborn fat and increase metabolism by promoting production of the hormone Adinopectin. Adinopectin controls metabolic action and fat breakdown within the body. The decrease of this hormone sometimes happens naturally for various reasons and is thought to be one of the main reasons for obesity in adults. It is also considered to be the safest weight loss supplement on the market at the moment, as not only does it help you lose weight fast, it contains no stimulants so won't increase your heart rate or stop you from sleeping. Recent research has shown that Raspberry Ketones can help in your weight-loss efforts.