ECA extreme?

just ordered this product called eca extreme.anybody ever heard of it?:shrug:
here is the ingredient list.
Proprietary Blend 575mg
Ephedra Extract (Leaves), Kola Nut Extract (200mg Caffeine), White Willow Bark, Acacia Rigidula (Leaves), Green Tea Extract (Leaves), Theobromine, Phenylethylamine HCL, Citrus Aurantium Extract (25 Mg Synephrine), Chromium Picolinate


how does that look?
first time with a fat burner so curious to see how it works

I've used it. It was harsh for me because I'm sensitive to uppers, it gave me such bad neck stiffness I could barely bend my neck. So I discontinued using it. But everyone's different. That may not happen to you.