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.
On the other hand, eating too much poultry and red meat can also put you at risk for stones: One 2014 study in the journal Nutritional Epidemiology found that vegetarians and fish-eaters were 30 to 50% less likely to have kidney stones than people who ate about 100 grams of meat per day (think: a steak and a half).