Other studies suggest a neuroprotective role for uric acid. Hyperuricaemia, for example, is associated with a lower risk for Alzheimer Disease.
The association with dementia in the current study, however, is with vascular dementia.
Associations between Serum Uric Acid and the Remission of Non-Alcoholic Fatty Liver Disease in Chinese Males
Not only is hyperuricaemia associated with fatty liver disease, reduction of serum uric acid led to improvement of steatohepatitis. This suggests causality as well as reversibility.