“It’s really an amazing medicine that deserves more attention,” says Tawni Tidwell, a biocultural anthropologist at the University of Wisconsin at Madison’s Center for Healthy Minds, where she specializes in pharmacological innovations in Tibetan medicine. Tidwell, who spent years studying across the Indian subcontinent, says the mushrooms don’t supercharge her sex drive—she just feels energized after taking them—but she has seen dramatic results in other people’s libidos. “Men report their erections are more functional, stronger and longer,” she says. “It works for women, too.”