The blackberry, in addition to being composed of many nutrients, vitamins, minerals and antioxidants, is a fruit with a lot of flavor. It is a fruit capable of improving blood circulation due to minerals such as potassium, magnesium and manganese. Vitamin C, abundant in blackberries, also helps to boost the immune system. Other known benefits of blackberry are helping to lose weight, fight aging and strengthen bones due to the vitamin K and calcium present in blackberry.