The following comment is NSFW and n=1 and also I wouldn't post it if I wasn't anonymous so here goes. Don't keep reading if you're easily grossed out. Content warning; urine.
Knowing that I had lost my sense of taste from covid, I reviewed the things I could do that not having a sense of taste might benefit from, and I asked my boyfriend (who I'm aware has a mild watersports fetish) if he'd like to take advantage of my lack of sense of taste...
And he did.
And later that night, shortly after our experiment, my sense of taste came back! I don't know if it's a revolutionary treatment for Covid, but if you're desperate...