What are the supplements used for/what do they treat? October 28, 2021 14:07 Updated Follow The supplements Cove offers—magnesium, riboflavin, and CoQ10—are all preventative migraine treatments. In other words, they help stop migraine headaches before they happen. How? We explain everything right here. Related articles What supplements do you offer? What are the ingredients? Does Beam have any side effects? How much do they cost? Do I need to complete a Cove consultation to get the supplements?