Vitamin E. You've seen it marketed as a solution for everything from neurological disorders to muscle disease and yes, there are even claims that it can clear EPM. While Vitamin E deficiencies can absolutely contribute to serious neuromuscular disorders, it is not a cure-all, and it won't treat an active EPM infection.

Recently I came across a Facebook post about beet pulp — an enormously helpful feed in many cases — flagging concerns about its iron content. It got me thinking: what is iron actually doing in the equine body, and is dietary iron overload even a real concern?