One of the biggest skin concerns we are asked about is hyperpigmentation and dark spots. Whether it’s from the sun, postpartum, acne scarring or post-inflammatory hyperpigmentation, getting rid of dark spots seems helpless and never ending. We have gone into depth with our obsession with Vitamin C serums for dark spots and brightness, click here to see our faves. We want to talk about the hero ingredient, Niacinamide, otherwise known as vitamin B3 or more scientifically for topical use Nicotinamide. This ingredient has been in Katherine’s roster for years and has done wonders for her skin so we figured it was time to deep dive into this ingredient and tell you our favorite products that contain it!