Not sure if this will help anyone, but a friend of mine on dialysis is very depressed. A little fact about dialysis is that it sucks lithium out of the body. Dialysis is used for lithium overdoses. So, if your mental health has gone south, since being on dialysis, talk to your doctor.

Lithium therapy in patients on dialysis: A systematic review

https://journals.sagepub.com/doi/10.1177/00912174211028544?icid=int.sj-full-text.similar-articles.2#:~:text=Lithium%20is%20a%20first%2Dline ,option%20for%20patients%20on%20dialysis.