Sambucol Â® can be used daily to maintain good health, especially during winter. Its flavonoid-rich formula concentrates the natural antioxidants found in black elderberry, which are thought to help stimulate the immune system â your bodyâs first defense against disease.ambucol Â® can be used daily to maintain good health, especially during winter. Its flavonoid-rich formula concentrates the natural antioxidants found in black elderberry, which are thought to help stimulate the immune system â your bodyâs first defense against disease.
From Wikipedia, the free encyclopedia. In the United States and Canada, a regional sports network (RSN) is a cable television channel (many of which are also distributed on direct broadcast satellite services) that presents sports programming to a local market or geographical region.
â04-29-2013 10:46 AM. Verizon has no choice but to carry regional sports networks on Prime or above. Without that, the channels refuse to make a carriage deal. There is enough demand for local/regional sports that they must carry the channels. The RSN fee is Verizon's only way to call them out and expose how much the channels generally cost.