One of the miracles of the scientific world is the power to turn back the clock for a moment in life with just the use of anti aging creams. From bark, root, leaf and oils - even salt, these are just some of the ingredients that are being used to turn back the clock and return that youthful glow to the skin once again. The problem here is that of late, there has been an explosion of products all over the world, and cream of every colour has slapped itself on the market. Differentiating the good and the bad has never been so hard, so here are 3 things to know before buying those anti aging creams.