Engaging in regular exercise, managing weight, cutting back on sugar and refined carbohydrates, increasing potassium intake while decreasing salt intake, following a heart-healthy diet, limiting processed food, quitting or avoiding smoking, managing stress, eating some dark chocolate, trying medicinal herbs, getting quality sleep, eating garlic or taking garlic extract supplements, consuming healthy high-protein foods, and considering certain supplements like omega-3 fatty acids, whey protein, magnesium, and potassium can help lower blood pressure.