Most mascara lasts about three months once opened. Here is how to tell when yours is past its prime, and the easy way to remember your replace-by date.
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The little open jar marked 6M or 12M is not an expiration date. It is the period after opening, and it only works if you know when you opened the...
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Most people clean out their vanity once a year, in a hurried rush. Here's a five-minute audit that actually works, four piles, a step nobody does, and the clear rule...
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