A study published by American Heart Association Journal shows that is the ingestion of the dietary nitrate in the beetroot juice is ultimately responsible for the lowered blood pressure. The researchers found that blood pressure levels were lowered within only one hour after dirking the beetroot juice.
Research also shown that a daily intake of 300 to 500 (equal to cups of beetroot juice) milligrams of dietary nitrate can improve exercise performance and lower blood pressure.
How beetroot juice can help lower your blood pressure?