@white_male Might want to get a blood test. Stop taking Vitamin D supplements in the interim.
Side effects are the usual vomiting, diareahha.
I'm not a medical doctor.
@white_male Seems like an odd study. Only reason for a megadose like that is if you have a serious deficiency. But you would be under care/observation of a medical doctor.
@white_male He's a chiropractor...