You've spent good money on that serum sitting on your bathroom shelf. Now you've added a light therapy device, "Glorifico Plus LED infrared device," to the mix, and a fair question comes to mind: do these two things actually work together, or are you supposed to pick one? It's a smart question, and one that a lot of skincare users ask before they commit to a routine. The short answer is yes, but the way you combine them matters more than most people realize. Here we will find