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.
Another common type of kidney stone is a uric acid stone. Red meat and shellfish have high concentrations of a natural chemical compound known as a purine. High purine intake leads to a higher production of uric acid which then accumulates as crystals in the joints, or as stones in the kidneys.
Too much caffeineâin the form of coffee, tea, and sodaâcan stress out the kidneys and lead to the development of kidney stones due to higher calcium levels in the urine, and even kidney failure due to the stimulant qualities that can cause organ exhaustion.