The goji this sweet-tart fruit. As with all berries, goji berries have vitamins and other antioxidants that can help keep the body healthy. The health benefits of goji berry include the control of diabetes, the lowering of cholesterol, free radical scavenging, cardiovascular protection, protection of brain cells, protection of the liver and skin protection from UV radiation. It also helps in improving eyesight, general well-being and strengthening the immune system.