<prompt> Age related dementia has been associated with increased levels ofHomocysteineCysteineTourineMethionine  <response>: Identification of modifiable risk factors provides a crucial approach to the prevention of dementia.. The findings are consistent with moderately raised plasma total homocysteine 11 mmolL, which is common in the elderly, being one of the causes of age-related cognitive decline and dementia Ref Harrison20th edition pg 2445 