Can taking herbs and minerals prevent heart disease?

Herbal treatment CAD: While there are anecdotal reports of protective benefits of holistic therapies, little exists in terms of definitive evidence by randomized controlled trials to show their value. Holistic strategies with herbs/vitamins are regarded by the fda as a form of food. As such they can be sold merely after demonstrating safety with ingestion. They do not have to prove that they do what they claim.