TheraLith XR is a urologist-recommended kidney health supplement, delivering 12 mEq of citrate alkali per daily dose.* 

• Key kidney health nutrients: Formulated with potassium citrate, magnesium, and vitamin B6.* 
• Research-backed: TheraLith XR showed a 29% reduction in urinary oxalate levels, 22% reduction in calcium oxalate supersaturation, and a 48% increase in urinary magnesium and citrate levels, all key factors to reduce the risk of calcium oxalate crystal formation.* 
• Formulated with an extended-release coating to optimize absorption and minimize stomach upset.* 
• Independently tested and content certified. Manufactured in the USA in a GMP-compliant facility.