Liquid foundation. One year. Formula thickens and smells funny. Keep glass bottles away from sunlight.
Lipstick 2 years doesn't go on as smooth as it used to. After months use cho off top and wipe lipstick with brush.
Mascara 3 months takes more swipes to stay on lashes . Close tube tight.
Concealer. 1 year texture chang or smell. Wipe applicator dry after use.
Cream blush. 1 year . Flush looks
Ploy not dewy. Swipe new sponge over surface so you get clean layer of color each time.
Eyeliner. 12 18 months. Tip becomes stiff and more waxy. Sharpen after use.
Eyeshadow. 2 years. Shimmer loses sparkle or mate finish looks chalky . Buy smaller pan instead of large amounts .
Credit: Marie Claire. Jan 2008 pg 41
I was going to post pics of the bacteria in old makeup, but it was tooo gross stare at long enough to save the pictures. Not only is it gross, but actually dangerous.It can cause MRSA
5 reasons to throw away old makeup.