Is chaga root an effective antiviral? If so, how can we rank the relative benefit of chaga root vs. anamu and galangal if cost is a limiting factor?

Chaga root does have antiviral benefits, as do the others mentioned here. We would rank it ahead of the others, so we would put them in that order: chaga root, anamu, and galangal as number one, then the second and then the third choice, in relative importance overall to the stated goals here of rounding out a basic cocktail of supplements for virus-based and mitochondrial dysfunction-based disorder alleviation.