As at-home beauty devices take off, questions about their efficacy remain

The science of skincare continues to expand, and some of those advances have landed directly in consumers’ hands. Is that a good thing though? Photo: The New York Times

For years, an at-home beauty device meant a hair dryer or maybe an electric toothbrush.

Today, they have never been more omnipresent or more advanced, with heavily marketed products that range from US$500 (approximately RM2,240) LED masks that promise to reduce fine lines, pigmentation and redness to laser wands that permanently (or so they claim) remove unwanted body hair.