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  • Anti-aging and acne treatments: Three months to a year. Antioxidants are easily oxidized, so be on the lookout for any changes in color.
  • Body lotion: Two to three years, particularly if it’s in a pump container.
  • Shampoo, conditioner, and shower gel: About three years.
  • Bath oil: One year.
  • Sunscreen: Check the package for an expiration date.
  • Mascara and liquid eyeliner: Three to four months. Make sure you’re diligent about replacing these items to prevent contamination and infections.
  • Eye and lip pencils: Three to five years. Sharpen them before each use as a way to preserve them and keep them clean.
  • Lipstick and lip gloss: Two to three years.
  • Foundation: About two years. Most bottles are designed to last that long. And if you don’t use it, chances are you didn’t love it to begin with.
  • Perfume: About two years. To get more mileage out of a perfume, resist the temptation to display a pretty bottle on your vanity. Instead, stash it away in a cool, dark place.
  • Nail polish: One year.
  • Hairstyling products: Three to five years. Most are alcohol-based, which helps preserve the formula.
  • Bar soap: Up to three years.
  • Shaving cream: About two years.
  • Deodorant: Up to two years.
Need to replace your out-of-date products? See Beauty on a Budget for some top-notch suggestions that won't break the bank.

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