King’s College London

A common supplement costing less than 10p per pill could help protect women from Alzheimer’s disease, according to new research by British scientists.

The study, led by experts from King’s College London and Queen Mary University London, examined the role of omega fatty acids—found naturally in oily fish such as salmon and mackerel, or available as dietary supplements—in reducing dementia risk.

In what is being hailed as a first-of-its-kind investigation, researchers analysed fat molecules in the body, known as lipids, to understand their link with memory decline. They discovered that women with Alzheimer’s had significantly fewer healthy unsaturated fats, including …