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.
If a person is experiencing kidney stones, a doctor may recommend that she not eat foods rich in oxalate. Oxalate-Rich Foods Spinach, peanuts, chocolate and sweet potatoes are oxalate-rich foods that a person prone to kidney stones should avoid eating. Medium-Oxalate Foods Grits, grapes, green peppers and strawberries have a medium amount of oxalate.