Beauty is a $50.4 billion dollar industry with approximately 7500 new products launched each year. By making promises to reduce the signs of aging, naturally plump up your lips, or reduce cellulite, all of these products are vying for “must buy” status. Knowing which beauty products work and deliver on their claims is a costly exercise of trial and error. Every October for 12 years the editors of ALLURE have produced the annual “Best of Beauty” issue—taking the guess work out of beauty shopping …