About UNHCR. The Office of the United Nations High Commissioner for Refugees was established on December 14, 1950 by the United Nations General Assembly. The agency is mandated to lead and co-ordinate international action to protect refugees and resolve refugee problems worldwide.
2. If kidney stones are hereditary, you should steer clear of foods that contain oxalates (the material that makes up the actual stones). Rhubarb is one food thatâs particularly high in oxalates.
5 Foods That Prevent Kidney Stones. 1  Whole-grains can protect against kidney stones. Besides the obvious benefits of all the fiber you are eating, wheat, rye, barley and rice all help reduce the amount of calcium in your system. This reduction helps lessen the calcium that could build into stones in your kidneys.