Active Comparator: Beetroot juice
The beetroot juice intervention comes in a single 70 ml drink and is manufactured by James White Drinks. Each drink contains beetroot juice and 2% lemon juice, made from concentrates. Each serving of 70 mL of beetroot juice contains 400 mgs (6.45 millimoles) of nitrate and will be taken twice daily for a total daily dose of 800 mgs (12.90 millimoles) of nitrate.
Other: Beetroot juice
Two 70 ml beetroot juice drinks daily for 4 months.
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. By listing a study does not mean it has been evaluated by the U.S. Federal Government. Know the risks and potential benefits of clinical studies and talk to your health care provider before participating. Read our disclaimer for details.