New sunscreen component would last longer

  • New sunscreen component would last longer

    Posted by on June 23, 2022 at 9:20 AM

    Researchers have created a longer-lasting version of avobenzone, a common ingredient in sunscreen.

    Avobenzone breaks down under sunlight, which renders it ineffective in a matter of hours.

    “I have two small kids, and I'm always telling them to reapply sunscreen every hour or two because as avobenzone decomposes, it doesn't do its job anymore,” says Marcus Weck, a professor of chemistry at New York University. “Several years ago, my research group included a graduate student, Elizabeth Kaufman, who was passionate about skin care. We started thinking, what can we do to need less of the active ingredient and reapply it less frequently?”

    Weck, a materials chemist, leads a lab that creates

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