Caffeine Doesn’t Really ‘Wake Up’ Your Skin—But It Might Do Something Else

Many of us start our days with some form of caffeine in our cups—or increasingly on our faces. These days it’s not uncommon to find caffeine strategically placed in your skin-care products, from lotions to eye creams. But…what is it even doing in there? Since so many of us rely on a cup of coffee to get […]