Seed catalogs can be interesting inspiration.
From Burgess, this is the “White Carolina Pineberry”. A cross of two strawberry species that is light pink with red seeds, and supposedly tastes like pineapple. Tell me that doesn’t belong in an SF/F setting….
And then there’s salt therapy.
Granted, a lot of people say it’s no more than a placebo. But if you look into placebos, they tend to be about 30% effective. And as one wry doctor put it, “You know what we call something that’s 30% effective on a condition nothing else will treat? We call that a good drug.”
Long story short, there are all kinds of odd and unusual things out in RL that look very, very odd, because they’re not general knowledge. So… if you’re trying to build a unique world, you might think less about “what can I dream up out of thin air” and more about “what odd little nifty bits are out there that I could recombine into my fictional setting?”
…And then add some stuff dreamed up out of thin air. 😉