Being a rich source of pectin, Vitamin C, K, manganese, and potassium, blueberries act as amazing colon cleansers that also improves digestion. It is also a rich source of antioxidants and anti-inflammatories that helps in recovering the damage caused by oxidative stress and free radicals. Blueberries contains 25-30 different types of anthocyanin pigments that makes it a perfect fruit for protecting the functions of the brain that prevents the onset of Alzheimer’s in aged people. The best way to juice blueberries is to rinse them with water and drop them into the juicer.