Kathy C. There’s a reason Dr. Barbara Sturm’s the Better B serum has nearly a perfect five-star rating at Sephora. Ideal for combination skin, the favorite uses vitamin B3 as a key ingredient ...

More, a few expert-backed FAQs simply explain how to best apply niacinamide serums, what benefits you can confer with the superstar B ingredient, when to use niacinamide serum and more.

The easy-to-use, skin-like makeup has racked up a loyal following among Sarah Jessica Parker, Suki Waterhouse, Cameron Diaz, ...

Just like many of The Ordinary’s bestselling products, the growth factor 15 percent solution comes in the brand’s signature ...