9. Libido

Planning a special night? You might want to chug a glass of pineapple juice (and give your partner one too) about 2 hours before you plan to make it to the bedroom. That’s right, pineapple is an aphrodisiac. Potassium in pineapple juice reduces muscle cramps, which puts your body at top shape to do the deed. But bromelain is again the real star, as it can increase testosterone in men and increase the libido of both genders.