Hype or Holy Grail: Does The Better B Niacinamide Serum Deliver the Coveted “Sturm Glow?”

In partnership with our friends at Dr. Barbara Sturm. Welcome to Editorialist’s “Hype or Holy Grail”—a series where our beauty editors test cult-favorite beauty products to determine if they’re all hype or truly a holy grail product worth your hard-earned…