Nutrition Facts

Blueberries have the highest antioxidant capacity of all the popular fruits and vegetables. The main antioxidant compounds in blueberries belong to a family of polyphenols antioxidants called flavonoids.

One group of flavonoids in particular — anthocyanins — is thought to be responsible for much of these berries' beneficial health effects. Anthocyanins give blueberries their distinctive blue color.

Blueberries may lower blood pressure and prevent heart disease. In a 2019 study, people with metabolic syndrome who ate blueberries daily experienced significant improvements in blood pressure and arterial stiffness.

Oxidative stress can accelerate your brain's aging process, negatively affecting brain function. According to animal studies, the antioxidants in blueberries may affect areas of your brain that are essential for intelligence. They appear to benefit aging neurons, leading to improvements in cell signaling.

Strenuous exercise can lead to muscle soreness and fatigue. This is driven partly by local inflammation and oxidative stress in your muscle tissue. Blueberry supplements may lessen the damage that occurs at a molecular level, minimizing soreness and reduced muscle performance.