Blood sausage similar ingredients, is also eaten in Bosnia, Croatia, Serbia, and Slovenia during winter time, usually with sauerkraut and cooked potatoes. In Romania, the traditional "sângerete" (from "sânge", "blood" in Romanian) is made from shoulder butt pork meat, pork blood and a filler such as pre-boiled rice seasoned with pepper, garlic and basil. It has many regional variants, but the most common are the "sângerete" from Transylvania. Similarly, in Czech cuisine, "jelito" is made from second-rate pork, pig's blood and peeled barley; the stuffing served by itself, unformed, is called "prejt". In Denmark, "blodpølse" is made from pigs's blood and suet,
Superfood may develop an "impaired, one-sided diet". Berries remain under research and do not have evidence of providing any health benefits different from other fresh fruits. Specifically, blueberries are not especially nutrient dense (a superfood characteristic); they have moderate content of only three essential nutrients: vitamin C, vitamin K, and manganese. In 2007, the "superfoods" category was forecast to become a billion dollar global industry by 2011, with several thousand new superfruit products expected to enter the marketplace. According to Datamonitor, superfruit product launches grew at a rate of 67% (2007–2008), but underwent significant category erosion beginning in 2011, when introductions