Similar to what Garzie recommended, I've used the following product for many years with great results:
https://www.thecrystal.com/products/mineral-deodorant-stick-unscentedThat stated, I don't have the same ammonia smell, so this product may or may not be helpful.
Also...
Though he doesn't have a deodorant product yet, the owner of the following business (Brian) is close to releasing one. Currently, he has other body products that are based on beef tallow.
https://nosetotail.org/body-careIf you're
open to that type of product, you can check the site occasionally and see if the deodorant product has been released.
As an aside, he also sells grass-fed/-finished products from regenerative farms and even offers low-PUFA poultry and pork. I have no affiliation with Brian or his business. I'm simply a fan of his podcast.