High blood pressure results in part from a sodium-potassium imbalance caused by too much salt consumption. Bananas and whole wheat bread are rich in potassium to balance sodium levels. Stay away from salt, sugar, dairy products, processed food, and meats. Take valerian root to relax. Take dolomite in water. Exercise daily. Cayenne, garlic, and the herb passion flower regulate both high and low blood pressure. Ginseng, hyssop, and hawthorn, taken together, regulate high and low blood pressure. The herb barberry dilates the blood vessels and helps to bring high blood pressure down. vitamin E and zinc, taken daily, will help reduce high blood pressure.