IGHE and food allergy: Ahead of ascertainment of the primary clinical outcome of IgE-mediated food allergy by 12 months old, here we present the immunogenicity and reactogenicity outcomes, which were assessed in the first 150 infants enrolled in Perth, Western Australia (WA), at approximately 6 and 7 months old, as well as total IgE, TT, and food antigen-specific IgE responses at the same ages.