Complementary and integrative medicine for migraine  prevention is an important area of interest for migraine doctors and migraine sufferers alike. There is evidence (Grade B, C) that certain minerals and supplements such as Magnesium , Riboflavin, and Coenzyme Q10 may be helpful in the prevention of migraine, and your doctor may have recommended a supplement from this category as part of your migraine prevention plan.
But with so many brands and formulations out there, how can we be sure we’re choosing wisely?
Supplements can vary in quality and safety, but one of the above symbols on the bottle represents that the product has been 3rdparty tested, and may help guide your choice!
An interesting website is consumerlab.org  where information on supplements can be found.