Hemodialysis and peritoneal dialysis are both used to treat kidney failure.
The answer is Ultraviolet Light
The easiest way for us to obtain a sustainable amount of Vitamin D is by exposing our self to morning sunlight ( which contain ultraviolet light)
Often time, we don't consume enough vitamin D and our body need to get it from our bones, and in order to do that, it need to be activated through enough exposure from sunlght
Alcohol, For sure is one of them, Pesticides, Household products, Etcetera..
