knob billed duck sarkidiornis melanotos Knob-billed Knob-billed duck - Wikipedia
Description
[DOI] [PubMed] [Google Scholar] 380.Licata A, Di Bona D, Schepis F, Shahied L, Craxi A, Camma C

Other common causes of infection include food and environmental allergies and genetic predisposition (which is not the same as a breed trait

Some studies suggest it may also reduce muscle soreness and aid recovery
clinical note
