Isothiocyanates can reduce neuroinflammation by activating Nrf2 - a protein that regulates antioxidant defenses. Isothiocyanates such as sulforaphane can be obtained from the diet from cruciferous vegetables. Broccoli sprouts are a concentrated source of sulforaphane.
Sources:
Isothiocyanates Are Promising Compounds against Oxidative Stress, Neuroinflammation and Cell Death that May Benefit Neurodegeneration in Parkinson’s Disease
Looks like you were way ahead having posted this last February ! It's now a hot item. I have been doing DrPatrick's protocol since 11/4 and will give it 1 month...it is a very strong drink.
Velvet Antler Methanol Extracts Ameliorate Parkinson's Disease by Inhibiting Oxidative Stress and Neuroinflammation: From C. elegans to MiceAcupuncture inhibits neuroinflammation and gut microbial dysbiosis in a mouse model of Parkinson’s disease 2020
Parkinson's Disease: emerging treatment target, the NLRP inflammasome. 
Coffee and Parkinson's
kurarinone / Sophora flavescens - There's something to try again! :-)
