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.
Diet for Kidney Stones. The following foods are believed to help in the treatment and prevention of kidney stones: 1  Food that is rich in fiber helps to eliminate excess calcium and oxalate from the urine. 2  You can obtain fiber from foods such as bran flakes.3  Carrots contain vitamin A which is beneficial for the health of the kidneys.iet for Kidney Stones. The following foods are believed to help in the treatment and prevention of kidney stones: 1  Food that is rich in fiber helps to eliminate excess calcium and oxalate from the urine. 2  You can obtain fiber from foods such as bran flakes.