The antioxidants in bilberries can help reduce inflammation in your body. This helps lower your risk of inflammatory diseases, including cancer, diabetes, and heart disease. Bilberry contains phenolic acids, and research suggests phenolic acids may help reduce your risk of developing Alzheimer's disease.

Studies suggest that supplementing with bilberry extract daily may reduce eye dryness and other symptoms of eye fatigue caused by viewing blue screens such as televisions, computers, and smartphones.