Parkinson’s disease (PD) is a chronic neurodegenerative disorder with no known cause or cure (Parkinson's UK, 2020). It is thought that a combination of genetic and environmental factors contributes to the aetiology; including dysbiosis, exposure to toxins and intestinal permeability (Lister, 2020). What we do know is that PD progresses by cell damage to an area of the brain, the [...]