John WhitcombFor a column that has spent some effort to advocate for Vitamin D and its benefits, it’s important for us to also know where our upper limit is. What is toxic? I get that question all the time and we haven’t had a clear answer. Now we do! It’s...
For a column that has spent some effort to advocate for Vitamin D and its benefits, it’s important for us to also know where our upper limit is. What is toxic? I get that question all the time and we haven’t had a clear answer. Now we do! It’s...
