Dieters may find the mere smell of chocolate is enough to curb the appetite. When you breath it in, it dissolves immediately and coats your tongue and taste buds. The particles are small enough to become airborne, but too big to enter the lungs or do any damage.
The inhalers cost £1.99 each and come in three chocolate flavors, plain, raspberry, and mint. Not sure when they will be available in the US.