 calcium and mineral supplements like magnesium because they all go hand in hand to create the bone matrix that we need, and of course strengthening the bones. But also we've got to look at a lot of the activity levels. So if you deal with osteoporosis or you deal with any kind of bone-related condition, activity is a key. Because when we walk or when we jog or when we're out and we move, you're increasing bone density every step you take, every time you stand, every time you put weight-bearing on your body.