Study Background Do you have a history of calcium oxalate kidney stones? Oxalate is a major component of kidney stones. Kidney stones can cause a range of health problems, including severe pain. Oxalate is produced naturally by the body but can also be found in many foods, which also contain an oxalate precursor: vitamin C. The purpose of this study is to learn more about the factors that contribute to the formation of calcium oxalate kidney stones. In particular, researchers want to understand how vitamin C is converted into oxalate. Join our compensated study and help advance research on kidney stones! |