New Boxed Pheromone additive Enter the new Pheromone Additive NPA for Men Boxed NPA Mens Pheromones and the new, updated and long awaited new Pheromone Additive has finally arrived. NPA Contains about 5 times the androstenone of the old Pheromone Additive.  And this is just for starters. Like the old Pheromone additive, the new NPA [...]