Mushrooms are magic in the tussle with frizzy hair, says Dyson

Company says fungal chitosan, made from cell walls of oyster mushrooms, is active ingredient in new hair products

Mushrooms are the wellness trend du jour, turning up in coffee, supplements and even beer. Now, we are being told to slather them on our heads after Dyson revealed they could be a secret weapon in the age-old battle with frizzy hair.

Dyson researchers have discovered that fungal chitosan – which is found in the cell walls of oyster mushrooms and commonly used in skincare products – can be used to tame unruly hair.