Compression of size is getting smaller, your claim/idea.
Ultimately, the ratio of intergalactic distances to atomic ones are changing in an unusual way. We have made the assumption that it is the single factor changing, and not a dozen, in lockstep, that don’t seem able to change that way.
I periodically used mouthwash, on my arm pits, as a teenager. It cleared the funky smell quite impressively. I would definitely suspect head and shoulders anti fungal properties as the useful bit.