National Geographic
From LED light therapy to snail mucin, skincare trends are more than just beauty fads—they have fascinating scientific principles behind them. Test your knowledge of how these trends really work.
Read More
What’s your skincare IQ?
Starlight Williams
09:19
From LED light therapy to snail mucin, skincare trends are more than just beauty fads—they have fascinating scientific principles behind them. Test your knowledge of how these trends really work.
