1: "Does Perfume Expire? Find out the truth about perfume shelf life and how to tell if your favorite scent is past its prime."

2: "Check the bottle for an expiration date to see if your perfume is still good to use or if it's time to replace it."

3: "Sniff your perfume to see if it smells off or has changed over time, indicating that it may have expired."

4: "Test the color of your perfume – if it has darkened or changed in color, it might be time to let it go."

5: "Store your perfume properly in a cool, dark place to prolong its shelf life and keep it from expiring too soon."

6: "Avoid exposing your perfume to direct sunlight or extreme temperatures, which can cause it to expire more quickly."

7: "Keep track of when you opened your perfume – most perfumes have a shelf life of 1-3 years once opened."

8: "Look out for signs of oxidation, such as a change in scent or color, to determine if your perfume has expired."

9: "Follow these 10 easy ways to tell if your perfume has expired and ensure that you're always smelling fresh and fabulous."