Product Reviews (38)

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CL Answers (25)

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Recalls & Warnings (73)

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Clinical Updates (15)

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5/15/2020

High Blood Pressure Risk With Too Much Folic Acid During Pregnancy

While it is important to take folate during pregnancy, a new study suggests that too much folic acid from supplements increases the risk of high blood pressure in mothers. See the details in the Folic Acid section of the B Vitamin Supplements Review.

Also see our Top Pick among prenatal vitamins, which provides adequate (but not too much) folic acid, in our Multivitamin and Multiminerals Supplements Review.
11/06/2018

Flaxseed Oil for High Blood Pressure?

Does flaxseed oil (which is rich in the omega-3 fatty acid ALA) help lower blood pressure in people with high blood pressure? Learn what a recent study found in the What It Does section of the Flaxseed Oil Review. (Also see our Top Picks for flaxseed and other seed oils.)
11/24/2018

Yogurt & High Blood Pressure

Higher consumption of yogurt was associated with a lower risk of developing high blood pressure in a recent analysis. Risk was further reduced when yogurt consumption was part of a particular, healthful diet. For details, see the Fermented Dairy Foods section of the Probiotic Supplements Review.
8/21/2020

Beetroot for High Blood Pressure?

Beetroot juice can lower blood pressure – but by how much? Learn what a recent study showed in our updated answer to the question: Can beetroot juice or supplements help lower my blood pressure?
3/30/2019

Green Tea for Lowering Blood Pressure

Drinking green tea can help lower high blood pressure – and even reverse ventricular hypertrophy, according to a new study. For details, including the amount and brand of tea used, see the What It Does section of the Green Tea Review. Also see our Top Picks for green tea.
1/23/2019

Garlic and Blood Pressure

If you have high blood pressure, a particular garlic supplement may provide some benefit, according to a recent study. For details, see the "What It Does" section of the Garlic Supplements Review. Also see our top choices for garlic supplements.
6/09/2018

Magnesium & Metabolic Syndrome

A study shows that magnesium can significantly help some people suffering from metabolic syndrome (i.e., high blood sugar, high blood pressure, and related symptoms). Get the details in the What It Does section of the Magnesium Supplements Review. Also see our Top Picks among magnesium supplements.
5/20/2012

B Vitamin May Lower Blood Pressure

According to a new study, approximately 10% of the population is genetically prone to high blood pressure which may respond dramatically to a low dose of riboflavin (vitamin B-2). Read the update to the B Vitamin Supplements Review for details, including the dose used and amount of blood pressure reduction achieved. More >>
8/18/2013

Vitamin D for Hypertension?

Some studies have suggested a modest reduction in high blood pressure with vitamin D supplementation. However, a recent study did not find such a benefit - although a closer look reveals why these results may not tell the full story. Get the details, plus more information about vitamin D and cardiovascular health, and test results for 55 vitamin D supplements, in the updated Vitamin D Supplements Review >>
3/28/2014

Fish Oil Lowers Blood Pressure

Fatty acids from fish and fish oil may reduce blood pressure, particularly in those with high blood pressure, according to a recently published review. For details, information about other uses of fish oil, and our tests of fish oil supplements, see the updated Fish Oil and Omega-3 Fatty Acid Supplements Review >> 
6/24/2014

Vitamin D May Help Lower Blood Pressure

A recent study in people with mild to moderate high blood pressure showed that taking a vitamin D supplement helped lower blood pressure. Subjects in the study were already taking a calcium channel blocker (nifedipine), but taking vitamin D reduced blood pressure by several additional points. For details, including the dose of vitamin D used, as well as our tests of vitamin D supplements which can provide this dose, see the updated Vitamin D Supplements Review (Including Calcium, Vitamin K, and Magnesium) >>    
7/26/2014

Probiotics Lower Blood Pressure

Probiotics may help lower high blood pressure, especially when multiple strains are taken for a certain period of time, according to a new analysis. Get the details, as well as information about other uses for probiotics, in the updated Probiotic Supplements Review >>
3/21/2015

Vitamin D for Blood Pressure?

Low levels of vitamin D in the blood are associated with high blood pressure. However, a recent review of many studies concludes that giving vitamin D doesn't help lower blood pressure. For more details about this and other potential uses of vitamin D, as well as our test-based reviews of products, see the Vitamin D Supplements Review >>
12/13/2016

Cocoa for High Blood Pressure?

A new study in which people with mild hypertension were given a cocoa beverage and dark chocolate daily for eight weeks found that it only helped lower blood pressure when people were taking certain blood pressure-lowering medications. For more details about this and other studies with cocoa and dark chocolate, as well as our tests and comparisons of products, see the "What It Does" section of the Cocoa Powders, Dark Chocolate, Extracts, Nibs & Supplements Review >>
10/09/2018

Can a B Vitamin Lower High Blood Pressure?

A common mutation of the MTHFR gene is associated with an increased risk of hypertension. A recent study tested whether supplementing with a specific B vitamin could reduce blood pressure in affected individuals. Get the results in the MTHFR section of the B Vitamin Supplements Review. (Also see our Top Picks among B vitamins.)