Electronic Nutrients® Stay alert and energized with Inhale Health® Caffeine - an energy delivery system designed to boost mental and physical performance. Without the added sugar or calories found in energy drinks, Inhale Health® Caffeine is a convenient alternative for a burst of energy when you need it most. Inhale Health Caffeine® is an energy delivery system that allows rapid absorption of caffeine. Caffeine is shown to reduce fatigue, increase alertness and enhance focus. Inhale Health® Caffeine is a world leading electronic energy diffuser. This product is vegan friendly and contains absolutely zero nicotine, propylene glycol, or calories.