I have not personally used CardioVital, however, I work for this company and in fact wrote the advertising copy. It seems to work for lot of people. Many not only try it, but we have a great repeat business. The repeat business tells me it must be doing a lot of good for a lot of people.
Of course, I can't say it will "cure" your heart problems, but the combination of herbs seem to help ease symptoms for people. The ten herbs in the product all are known for generations as ones that are good at treating heart problems, from cayenne pepper to hawthorne.
Biowell is a division of a larger mail order company that has been in business for over 30 years. And if you try it and you don't feel it works for you, the company really will refund your money.