By Vijay Kumar Malesu Reviewed by Susha Cheriyedath, M.Sc. May 14 2026 As Parkinson’s disease rates rise worldwide, researchers are asking whether targeted supplements can influence inflammation, oxidative stress, mitochondria, and the gut microbiome, but the current evidence remains promising, mixed, and far from definitive. Review: Dietary supplements for Parkinson's disease: State of the science . Image Credit: peterschreiber.media  / Shutterstock In a recent review published in the  Journal