The N2U Pages. Stealth is a spray on pheromone fragrance. Pheromones are microscopic molecular messengers that animals emit into the air to signal others with important information. It might be danger or it might be availability for mating. Animals, for example insects, separated by miles can find each other by following the pheromone trace.
Pheromones are powerful and can be detected for miles.
Human emit pheromones too. We don't know it because you can't smell pheromones. We do know when someone is interested in us or we are interested in another person. That elusive quality of charisma might have something to do with pheromones. We are unconsciously attracted to someone emitting pheromones whether for romance or just plain interest.