Here's the Single Best Beauty Tip Jennifer Garner Has Received

By Kelly Atterton, Allure (Photo: Kelly Atterton) When Neutrogena opens the doors to its Los Angeles plant for a tour, you don't ask questions. You just suit up in your lab coat, booties, hair net, and goggles to get a peek at the spotless inner workings of a cosmetics giant. The best perk to getting this exclusive behind-the-scenes access is having the chance to hang with brand ambassador Jennifer Garner. She graciously answered every single one of my (many) questions about beauty. What's your ...