When to do away with your makeup.
Beauty hoarders, consider this is your tough love wake up call. While it can be tempting to hold on to every purchase for as long as possible, cosmetics do have expiration dates. Ignoring them could result in product reformulation (ick), or worse, bacteria buildup. That's right—your makeup could make you sick. When the whole point is to put your best face forward, why risk subjecting yourself to a day in bed? "Good quality makeup and makeup tools are an investment—it's like a wardrobe for your face and skin that you wear every day," makeup mogul Bobbi Brown told us when we asked for her expert opinion on the matter. "By taking care of the items, you get a better return on the investment. Also, by regularly cleaning your makeup tools your skin will be cleaner and reduce the likelihood of breakouts." Hear, hear. But with all of the conflicting shelf life info flying around, who can make sense of it all? Luckily, Brown offered to break it down by the num