 For the C, we get into the cardiovascular system because when you want your heart to relax, if you want that healthy heart rhythm, guess what? Magnesium, absolutely pivotal. For the Ds, it's not just about dreaming and it's not just about doing things better. I kind of like to talk about healthy mood. But when they research the role of magnesium in healthy brain function and they look in the area of mood, it is dramatic.