They also checked every hour to six hours and then at 24 hours after they drank the beet juice. Is It Better to Eat the Beets or Drink the Juice to Lower Your Blood Pressure? Since beet juice lowers blood pressure, people who have naturally low blood pressure should use caution when drinking it, as it may result in an unsafe drop in blood pressure. Participants in a study conducted by St Bartholomew's Hospital in London showed a decrease in blood pressure in less than one hour after drinking 20 oz. of beet juice. There’s no question, for example, that drinking fresh, raw beet juice—about 8.5 ounces per day—has been linked to reductions in blood pressure among middle-aged adults who suffered from mild high blood pressure (hypertension). Beetroot juice “could save your life” claimed the Daily Mail. Drink 20 oz. Is it true that beet juice will lower your bp if you drink it the night before a bp test? Beet juice … In a 2015 study, drinking the juice for 7 days did not affect blood pressure one way or another in older overweight adults . It said that the juice contains nitrate, a chemical that reduces blood pressure and therefore cuts the risk of heart disease and stroke. A study done at St. Bartholomew’s hospital in London showed a decrease in blood pressure in less than an hour after drinking 20 oz. A single 8-ounce pour of beet juice lowered blood pressure significantly in people with hypertension, according to a new study. Drinking beetroot juice every day could help to lower blood pressure, say researchers. Beet juice contains nitrate, a component that dilates blood vessels and increased blood flow. Here are the side effects of beetroot juice if taken excessively! Beet juice has been shown to temporarily lower your blood pressure. For many instances, the whole food is the best to eat because you get all the fiber, nutrients and healthy benefits. The simple answer is ‘yes’. Drink beetroot juice, avoid holidays and test BOTH arms. Beetroot and its juice is beneficial for lowering blood pressure and better oxygen supply. The best way to manage blood pressure? ... and not to smoke at least an hour before being tested. Beet juice is hard to swallow and an acquired taste, but the promise of better oxygen supply, improved stamina are reason enough to make you grin and bear it. The researchers checked the participants' blood pressure every 15 minutes one hour before they drank the juice and every 15 minutes three hours after drinking the beet juice. But of course, like most things in life, the real answer is not quite that simple. Sip on This: Beet Juice Lowers Blood Pressure.