It prevent cancer of colon and cervical. It has cardioprotective action, prevents strokes. It can be used in alzheimers disease and depression. it prevents macular degeneration. it is used in osteoporosis. It relieves from vitigo (skin problem). So, it is clear from the table that forever b12 is useful for so many health ailments like heart, kidney, liver, cancer, aging, neurological, mental, bone and joint, skin, vision problems etc.