There are many health advantages of gac are provided by its antioxidant properties. First, Gac also supports the immune system and helps to sustain prostate health, largely through its alpha tocopherol, or vitamin E content. Next, lycopene is especially beneficial to the prostate and current research indicates that it can help to prevent prostate cancer and cardiovascular disease. Finally, Gac fruit is crowded full of nutrients and antioxidant, and has no known side effects.to sum up, A powerful fruit that can help you in so many ways is gac.