Just to jump in here.
My aunt took pure encapsulations brand. She took 3 caps 3x per day. It took a week and 1/2 for her to pass 2 stones. Pure misery but goal achieved. Not sure if she took potassium citrate also. She passed last year, age 86.
I believe the time it takes depends on size of stone vs dosage.
IP6 and Inositol
Kidney stone dissolved:
On the advice of my doctor, I used IP6 & inositol (inositol hexaphosphate) to dissolve a kidney stone. I took 2 in the morning and 2 at night 90 minutes away from food. It worked.....