Allergies affect around 20% of Australia’s population, with their prevalence only expected to surge by a staggering 70% by 2050. Allergic reactions occur when our bodies respond to allergens like pollen, dust or food, leading to a range of symptoms from mild sneezing to severe anaphylaxis. While genetics and the environment have long been associated with allergies, research is continuing to reveal that our gut health also plays a major role. The Hygiene Hypothesis Extensive research has found that individuals without allergies harbour a more diverse gut microbiome than those with allergies. This discovery was made back in 1989 with...