While we don't have much in the way of improving kidney function, we do have a good amount of information on kidney function itself and what the numbers mean: https://x.com/TheRoyalSerf/status/1914785412813611164 This might help to break down exactly what is lacking and what is good and might help you find what you are looking for. As always, let us know if there's anything we can do to help! Keep on keepin' on, DPM