Touted for its barrier-loving and brightening powers, niacinamide is a staple in many of our skincare routines. But like with all hard-working ingredients, it's important to know how often you can ...

Beloved for its versatility and barrier-supporting powers, niacinamide is a great all-rounder in a skincare routine but even still, there are few things to note when applying it - namely, how not to ...

As a chemist at the Good Housekeeping Institute Beauty Lab, I am frequently asked to comment on the latest, most buzzy ...