Bottom line: calcium-rich diets are linked to healthy blood pressure levels. you can get calcium through eating dark leafy greens and tofu, as well as dairy. 14. take natural supplements. Bottom line: calcium-rich diets are linked to healthy blood pressure levels. you can get calcium how to keep healthy blood pressure through eating dark leafy greens and tofu, as well as dairy. 14. take natural supplements. 10 Ways To Control High Blood Pressure Without Medication Even a small reduction in the sodium in your diet can improve your heart health and reduce blood pressure by about 5 to 6 mm hg if you have high blood pressure. the effect of sodium intake on blood pressure varies among groups of people. in general, limit sodium to 2,300 milligrams (mg) a day or less. If your blood pressure is healthy, that’s great! you’re in a good spot to prevent a heart attack, stroke, and other major problems down the road. your next goal is to keep it that way. 6 Ways To Maintain Healthy Blood Pressu...