Potassium Citrate Plus Cranberry with Magnesium Supplement for Dogs (60 Tablets) - Urinary Tract Support - Helps Deter Formation of Calcium Oxalate Stones-Deters Bladder & Kidney Stones(Made in U.S.A)Brand: Pet Health Pharma Features: Contains potassium citrate & magnesium, which bind with excess calcium to form calcium citrate ( instead of Calcium Oxalate) to minimize stones formation and deter Calcium Oxalatein stones their tracks Supports urinary tract health in dogs that have had or are predisposed to calcium oxalate stones formation Deters the formation of kidney stones in dogs by minimizing available oxalates, limiting crystallization, &