It is true that you can poison yourself if you take too much vitamin D for too long. People should have their levels regularly tested. Some people make enough from their sunlight exposure to not need a supplement. Other people's bodies don't naturally make vitamin D and they need to supplement no matter how much sun exposure they get.
It is true that you can poison yourself if you take too much vitamin D for too long. People should have their levels regularly tested. Some people make enough from their sunlight exposure to not need a supplement. Other people's bodies don't naturally make vitamin D and they need to supplement no matter how much sun exposure they get.