Alzheimer's Research UK (ARUK) is a dementia research charity in the United Kingdom, founded in 1992 as the Alzheimer's Research Trust. ARUK funds scientific studies to find ways to treat, cure or prevent all forms of dementia, including Alzheimer's disease, vascular dementia, dementia with Lewy bodies and frontotemporal dementia. As of 2019, Alzheimer's Research UK has funded 139 research projects across the UK and internationally, and has committed more than £117 million to dementia research. Alzheimer's Research UK is a member of the Association of Medical Research Charities.