Super Food - Blueberries: Antioxidant Powerhouse?
The grandad of the superfood trend, this cute little North American fruit packs a powerful nutritional punch. Blueberries are a good source of vitamin K. They also contain vitamin C, fiber, manganese and other antioxidants (notably anthocyanins). Valued for its high levels of antioxidants, some nutritionists believe that if you make only one change to your diet, it should be to add blueberries. Die-hards claim blueberries can help protect against heart disease and some cancers, as well as improve your memory. The evidence on blueberries Heart health and blueberries A study in 2012 of 93,000 women found that participants who ate three or more portions of blueberries and strawberries a week had a 32% lower risk of a heart attack compared with those who ate berries once a month or less. However, the study could not prove that these fruits definitely caused the lower risk. Can blueberries combat high blood pressure and atherosclerosis? While the evidence is inconclusive...