Some people will need to take a prescription dose of potassium daily. Get Cleveland Clinic’s symptom overview and common treatment options for a wide variety of health conditions. As with anything related to your health, it's always best to get guidance from a health professional. "The ideal fat is grass-fed meat and butter, olive oil, avocado, oily fish, nuts and seeds -- not having mountains of highly processed vegetable oils or margarine that have been highly treated," Power said. "Whatever diet you start, do it for a reason and have an endpoint," Power explained.