A study published by the Journal of Urology concluded that supplementing with potassium-magnesium citrate for up to 3 years prevented the reoccurance of calcium oxalate stones by 85%. Our highly bioavailable Potassium (K-Citrate) and Magnesium (Mag-Citrate) are combined into one capsule. Potassium is present in its highest potency allowable in a solid form as a nonprescription item, 99 mg elemental. Magnesium is provided at 125 mg per capsule elemental. ASSISTS WITH: ? HTN ? Pregnancy Induced Leg Cramps ? Hypokalemia/Hypomagnesemia