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.
1 If you tend to form calcium oxalate stones, your doctor may recommend restricting foods rich in oxalates. 2  These include rhubarb, beets, okra, spinach, Swiss chard, sweet potatoes, nuts, tea, chocolate and soy products.
Kidney stones can be caused by eating or drinking the wrong foods: Eliminate, beer, soy and sodas (high in phosphoric acid which forms stones). Avoid high oxylate foods such as, rhubarb, chocolate, parsley, beet greens, beetroot, strawberries, wheat, pepper and nuts.