Characteristics and purchasing behaviours of food-allergic consumers and those who buy food for them in Great Britain.

Background: Buying behaviours of food-allergic consumers can affect the risk they incur. An online survey was undertaken to understand the characteristics and buying behaviours of food-allergic consumers in Great Britain (GB) and people buying food for them.

Methods: Descriptive study of food-allergic individuals in GB and their buying behaviours, based on a survey of 500 food-allergic consumers and 500 people buying for allergic individuals.