What are the dangers of using Stacker 2 Ephedra Free in general? What if someone has thyroid antibodies?

Question by Brewstermaxwell: What are the dangers of using Stacker 2 Ephedra Free in general? What if someone has thyroid antibodies?
A friend of mine is planning to try this, and because it's Ephedra free she thinks it's safe? What do some of you think? Also, she does not have hypothyroidism, but does have thyroid antibodies and occasional fluctuations with her TSH results(but nothing major), so she may eventually develop it. The label on this product says if you have thyroid disease not to

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