She urged her father to pop the pills as well. “Dad, you should be on these vitamins, because every cardiologist is taking them or putting their patients on [them],” said Gulati, now chief of cardiology for the University of Arizona College of Medicine–Phoenix.
But just a few years later, she found herself reversing course, after rigorous clinical trials found neither vitamin E nor folic acid supplements did anything to protect the heart. Even worse, studies linked high-dose vitamin E to a higher risk of heart failure, prostate cancer, and death from any cause.
