Beth Skwarecki Beth Skwarecki Senior Health Editor Experience Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Read Full Bio April 27, 2026 Add as a preferred source on Google Add as a preferred source on Google Credit: HelgaQ / Shutterstock.com Table of Contents Still have a bottle of sunscreen in your bathroom closet from last year? While you might assume you need toss is out and buy a new one, sunscreen actually lasts longer than you think. Check the expiration date (if there is one)—but you’ve got three years from the date of purchase to use it up. How to know if your sunscreen has expired This advice comes straight from the FDA , which asks sunscreen makers to put an expiration date on their product showing when it will stop providing the level of protection shown on the label.…