A dermatologist weighs in on one of the serum's main ingredients, peptide Argireline — and explains how it works.

This peptide cream moisturizes, repairs the skin barrier, deeply nourishes dry skin and more — it's only $54 on Amazon!

I tested 15 bestsellers from The Ordinary to find out which products are worth giving a try, which to skip and how they best work in a skin care routine.

There was snow on the ground for the entire month of January. I regularly wear two down jackets. But my skin is doing great.” ...

New York Fashion Week arrived with a flood of inspiration. This time around, I was pleasantly surprised to see beauty looks ...