People with coeliac disease should not fear kissing gluten-eaters, say scientists

Small experiment monitored transfer of gluten after couples had kissed with tongues for at least one minute

People with coeliac disease can kiss gluten-eaters without concerns for their health, researchers have said after finding only trivial amounts of the protein are transferred during a french kiss.

About 1% of people around the world are thought to have coeliac disease, an autoimmune condition triggered by gluten, although many do not have a clinical diagnosis.