...just make your own at that point and save money? You should not be suffering spending extra on unscented stuff. That's like the easy ass default. You can buy unscented soap in bulk for cheap as hell.
And haven't tried this, but: https://cadryskitchen.com/diy-coconut-oil-deodorant/
Like baking soda, cornstarch, and coconut oil might be all you need for an unscented deodorant