Zeus.
Fertz Meister
I have my water supply parameters
Which will vary over the year seasonally, so most folk ignore most of what it says, knowing the Ca and Mg content can be useful as these tend to remain fairly stable so you account for them, most places in UK have high Ca and low Mg so a little extra Mg help restore a better balance which may help.
Post your water report and will take a look at it , I must warn you some water reports contain the bare minimum information so their value is limited