First of all, I've already been taking 50,000 IU, but only once a month. This was way low in the winter, and my vitamin D levels were low. After I took the blo

First of all, I've already been taking 50,000 IU, but only once a month. This was way low in the winter, and my vitamin D levels were low. After I took the blood test, the endocrinologist told me to take the supplement once a week to increase my levels. So I actually did talk to a doctor about it. I don't know why you assume I didn't.