I would contact a doctor. Vitamin D stores in your body can take a long time to build up, but if you store too much it can be a major problem. You should at l

I would contact a doctor. Vitamin D stores in your body can take a long time to build up, but if you store too much it can be a major problem. You should at least consider an at home vitamin D test, I found a few online(that i didn't order in the end) that were selling for around $50. If you're determined to do this yourself you should periodically use those tests to help keep yourself safe. Source: I'm not a doctor.