 out of the intestinal tract into the bloodstream. And then you need essential fatty acids to pull calcium from the bloodstream to the tissues. So when you're outside working in the garden, hanging out, doing things outside, if sunlight hits the skin, your calcium levels don't go down, but your vitamin D can go up. Therefore, the body says, hey, we're kind of low in calcium, so you can get cramps. So the calcium that we recommend if you're cramping up a storm is MyoCalm.