15 Foods That Help Increase Libido

Moderation is the key. According to research conducted by David R. Meldrum, M.D., a reproductive endocrinologist and a clinical professor at the David Geffen School of Medicine at UCLA, one to two drinks daily can have beneficial effects on erectile function, but more than that can suppress blood flow and decrease nitric-oxide production. "Red wine is generally the best," Meldrum says. "But the antioxidant content can vary a lot. Generally, warmer growing regions produce wines with more antioxidants."