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.
Oxalate-Rich Foods. Since oxalates form a large percentage of kidney stonesâ compositional value, consuming oxalate-rich foods is likely to trigger stone formation in vulnerable individuals. Thus, preparations containing high quantities of rhubarb, spinach, sweet potatoes, caffeine, chocolate, Swiss chard and soy should be avoided.