From lipstick to mascara, find out exactly when you should be replacing your favorite cosmetic items.
The reason: The perservatives in lipstick can break down after a year. if you're not sure when you bought your favorite tubes, chances are good it's time to toss them if the surface gets hard or small beads start to form on the bullet. Tip: If you're under the weather, apply lipstick with a fresh cotton swab to stop it from becoming contaminated.
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