CelebritySimple Beauty Solutions
:When Should I Throw Away My Makeup?
Time Inc. Digital Studios
THE REASON When mascara dries out or gets clumpy, it becomes a breeding ground for bacteria, says optometrist Jennifer Giermek of N.Y.C.'s Naked Eye Optical. Discard immediately if you get an eye infection. "Reusing the brush can cause recurrences," she says.
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Mascara: 3 Months
Mascara: 3 Months
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