Testosterone Kisses
» Amorous Research
This seems pretty dubious to me. Oral transfer of testosterone isn’t effective. The liver destroys most of it. And there’s no reason to think that human taste buds experience some unconscious awareness of the presence of a bit of sex hormone.
“There is evidence that saliva has testosterone in it,” said Rutgers University anthropologist Helen Fisher, and testosterone increases sex drive. “And there is evidence that men like sloppier kisses with more open mouth. That suggests they are unconsciously trying to transfer testosterone to stimulate sex drive in women.”
Saliva: Secret Ingredient in the Best Kisses