Hedione activated brain areas in the limbic system significantly more strongly than phenylethyl alcohol. The limbic system is associated with emotions, memory and motivation. But more significantly, Hedione also activated a specific area of the hypothalamus in women which is known to promote sexual responsiveness by flooding the body with sex hormones.
— Scientists at Ruhr-Universität Bochum in Germany are looking into the "pheromone effect" of hedione. Read more at Revealed: the aftershave that triggers female sex hormones at The Telegraph.