by Ysolt Usigan

I decided to condense what's in my ever-growing makeup case (OK, makeup cases). After all, it's spring and I'm ready to clear out junk, make space, and get organized. But my date with my makeup counter left me stumped. How can I decipher what's expired (does makeup have an expiration date?) and what's dangerous to use (hello, bacteria)? So I consulted a couple of fabulous beauty gurus: Courtney Kopesky, a freelance makeup artist and Lindsey Gladstone, host of Fine Living's The Shopping Detective for help. Here's what I learned...