A few years ago, Australia earned the unenviable title of allergy capital of the world. 

This could well have been true, with a World Allergy Organisation review finding Australia had the highest rate of food allergies for children under five.

But since then, something happened to turn allergy advice on its head, and parents have been introducing allergens to children at a far younger age than they used to.

So, where are we at now? 

Explainer reporter Jackson Graham is here with us today to discuss whether the new strategy has worked.

To read Jackson's piece in The Age and Sydney Morning Herald, follow this link to our websites.