A 2016 Cochrane overview located no convincing proof for the usage of omega‐3 PUFA supplements in remedy of Alzheimer’s sickness or dementia. There is preliminary proof of effect on slight cognitive issues, however none supporting an effect in healthful human beings or those with dementia. A 2020 overview advised that omega three supplementation has no impact on international cognitive characteristic however has a mild gain in improving memory in non-demented adults.
A 2022 checked out observational research and randomized control trials. The authors see promising evidence for prevention of cognitive decline in people who regularly consume long-chain omega three wealthy ingredients. Conversely, clinical trials with contributors already identified with Alzheimer’s display no impact.