You get a total of regularly a "measuring cup" on the day, in addition to regular wet food from "Animonda" or "Premiere" and it's all good.
No calculus, no obesity, no dull coat. They are agile and well.
And they shall drink after the dry food consumption enough has been acquired yet a "Lucky Kitty" cat fountain.
In short:
All three love it, and if they had their way, there should be nothing else.