Although research shows that their ability to increase sexual desire and pleasure results mainly from a placebo effect, substances, such as oysters, chocolate, and powdered rhinoceros horn, were once believed by various cultures to be

Question

Quizplus · Accepted Answer

Aphrodisiacs are substances believed to increase sexual desire and pleasure, fitting the description given, despite the placebo effect noted in the research.

Although Research Shows That Their Ability to Increase Sexual Desire