I’m not a scent control guy other than playing wind and thermals, but will share something I found and started using this season just to keep my boots fresh for my own pleasure.
I think
@dalton916
posted something similar before, but I found unscented medical spray at a local medical supply that is used for colostomy patients and such that removes odors instantly and keeps them at bay for a good while. Compared to all the hunting scent killers, this is the real deal and they are all a joke! This one is called M9 by Hollister, but likely made by several companies.