According to the results, it can be concluded that S. boulardii cell wall extract could be a candidate for IL-13- and IL-17-induced Aspergillus-mediated allergy and asthma therapies.Nevertheless, future studies need to be conducted on the safety of S. boulardii cell wall extract in vivo and its effects on other arms of allergic hypersensitivity. This evidence concerns the gene IL17A and asthma.