Your peripheral PH you can check easily from urine and saliva. Easier from saliva. You need to order the PH strips (or buy @ pharmacy) and put it under your tongue first thing in the morning for a few seconds. Before you eat or drink, when you wake up.ideally it should be 6,5 min but best 7.
This should work for all flatworms. Takes a bit of preparations but works really well (for me).
Vit D and calcium has been researched and experimented with, incl Mattk3 and some others.i am yet to do this.