Look at the picture above and gauge your level of arousal. They're oysters—wet, slightly salty, i.e., vaginal—and they're one of the more commonly discussed aphrodisiacs. An aphrodisiac is a substance that increases sexual desire (but no, the porn saved on your hard drive does not count as an aphrodisiac).
Many of the most common (and famous) aphrodisiacs are food, some of which you might already have around the crib. If you don't, think about investing in some. You'll be wanting some of this next time your prepping a meal for your lady, or having a small snack before heading out to make it happen.
These are 10 Everyday Food Aphrodisiacs.