I was doing a little research and found this. I had a feeling it was bad stuff, but I had to post this link in the defense of ephedra. (hence the last paragraph). See what you think.
ATHLETE ALERT: RENOWNED NEUROSURGEON IDENTIFIES ASPARTAME & MSG IN SUDDEN CARDIAC DEATH
ATHLETE ALERT: RENOWNED NEUROSURGEON IDENTIFIES ASPARTAME & MSG IN SUDDEN CARDIAC DEATH