Retinol has become somewhat of a beauty buzzword in recent years, with people of all ages reaching for the lauded skincare serum. But what exactly is retinol? How does it work? And who is it best for?

See it! Get the Skin Food Brightening Serum Stick for just $20 at Amazon! Please note, prices are accurate at the date of publication, February 6, 2025, but are subject to change. Small enough to ...

With a vegan, fragrance-free formula and a $20 price tag, it’s easy to see why this multi-tasking serum has earned such a loyal following. If your skin feels as unpredictable as the weather ...