The Diet Pen is a simple, portable means to curb your appetite; starts working within 5 minutes and lasts 30 minutes to an hour, so sanity can be restored and wise choices can be made. Sniff it prior and after eating as well as before sleeping to reduce night cravings. The ball point on the opposite side is a great reminder to take a moment of personal observation and physically write down if you were authentically hungry or attempting to compensate food for feelings;triggered emotional eating. Breathe in Breathe out. Relax you mind and let the aromatherapy relax your craving.