Acai Juice The juice of the Acai berry can be used in many ways. Taking the juice daily can improve memory, concentration, digestion as well as strengthen your immune system. The juice is made of a very small berry, smaller than a blueberry, which is black with a purple tint. The berry is naturally rich in Omega Fats, vitamins A, B1 and E, and amino acids as well as electrolytes, antioxidents and protein. The combined benefits of all these make this a natural wonder food. All these benefits combine to make Acai Juice a wonderful addition to your healthy way of life.