Having oily skin is not exactly the best. Even with the popularity of "dewey" and "glowing" makeup looks, it's not cool to have your pancake melt before your very eyes. Sadly, not everyone can afford those high-end Sephora brands to prevent the grease-fest that is your skin. There are, however, drugstore brands that you can turn to that's both affordable but would also prevent your oily skin from being what it is. Here are 10 drugstore foundations that everyone with an oily skin must have.