Other actions that you can take to prevent Alzheimer's are less clear...Some research suggests that the benefit of eating vegetables to prevent Alzheimer's is due to the vitamin Econtained in the vegetables themselves or in the oils added in salads...Where does all of his leave us? Even if there's no guarantee you will never develop Alzheimer's disease, exercising regularly and eating more fish and vegetables are certainly sensible prescriptions for maintaining general health....And keeping the brain sharp with mental exercises sounds like lots of fun...So, you don't think that we should keep going for the the best results..