The researchers observed that the reduction in blood pressure was similar in magnitude to the improvements often seen with some blood pressure medications.
However, this does not mean blueberries can replace prescribed medication. The study was relatively small and lasted only one month. While the findings are promising, larger and longer-term studies are needed before drawing conclusions about using blueberries as an alternative treatment.
Potential Long-Term Benefits
According to the study’s lead author, nutrition scientist Dr. Ana Rodriguez-Mateos, if these beneficial effects could be maintained over many years, regular blueberry consumption might reduce the risk of cardiovascular disease by approximately 20%.
This estimate is based on projecting the observed improvements in blood vessel function and blood pressure over a lifetime and should not be interpreted as a proven outcome.
An Easy Addition to a Healthy Diet
Blueberries are typically in season during spring and summer, but frozen blueberries retain most of their nutrients and are available year-round. They can easily be added to smoothies, yogurt, oatmeal, or eaten as a healthy snack.
While blueberries are not a substitute for medical treatment, they can be part of a balanced diet that supports heart health alongside regular exercise, maintaining a healthy weight, and following your healthcare provider’s advice.
Study source: “Circulating anthocyanin metabolites mediate vascular benefits of blueberries: insights from randomized controlled trials, metabolomics, and nutrigenomics,” published in The Journals of Gerontology: Series A on February 16, 2019.
