7. Keeping Outdated Makeup
Yes, makeup is expensive, and department store or designer label makeup is especially expensive. It is understandable that you would want to hold on to your powders, lip colors and eye shadows as long as possible. However, using outdated makeup may produce distorted results from faded color or liquids that have lost their consistency. Worse, nearly all makeup has a sell-by date beyond which it is really not safe to keep. Think germs and possible infection. Definitely NOT produce a pretty picture.
More: 10 Beauty Rules to Break