The present disclosure encompasses compositions prepared from Boysenberry and apple, as well as compositions prepared from Boysenberry, apple and blackcurrant. Also encompassed are methods of preparing these compositions and methods of using these compositions, in particular, for treating or preventing disorders of the respiratory system, including amongst others: inflammation, asthma, chronic obstructive pulmonary disease, allergic airways inflammation, reactive airway disease, airway fibrosis, and airway remodelling.