There have been a number of independent, double blind clinical studies done on magnesium, riboflavin and feverfew. In addition, prominent physician experts have had hands-on experience with MigreLief with hundreds of patients. More information on MigreLief can be found in a Time Warner book entitled “What Your Dr. May Not Tell You About Migraines” by Dr. Alexander Mauksop M.D. & Barry Fox, PhD.