Acai Tea Benefits have been known to generations of South Americans as being potent sources of antioxidants. But the sharp rise in demand for acai berries in the present time is traced to their purported abilities to bring about rapid weight loss, a claim that has yet to be conclusively proven and established. Acai tea is usually created by combining freeze dried acai powder or acai juice with teas like green tea, black tea, rooibos tea and many herbal infusions. As such, the health benefits of the resultant acai tea blend incorporate those of the acai fruits and the individual tea that was used as base. May improve digestive functions. May Help promote cardiovascular functions. May enhance the immune system. May help boost energy levels.