By Dr. Mercola. Vitamin B12 is fittingly known as the energy vitamin, and your body requires it for a number of vital functions. Among them: energy production, blood formation, DNA synthesis, and myelin formation. Myelin is insulation that protects your nerve endings and allows them to communicate with one another.
Values for most Kennedy half dollars are cheap, except for the prices of couple scarce coins and error coins, of which there many. 1  The 1970-D Kennedy half dollar is the scarcest, worth about $20 in typical uncirculated grades. 2  The 1998-S silver matte finish Kennedy half dollar is worth $500.
Find out how much your foreign currency is worth in U.S. dollars. Bank of America account holders can exchange foreign currency (no coins) for U.S. dollars at a full-service banking center. Add a currency to view the currency exchange rates for that country and find out how much your foreign currency is currently worth in U.S. dollars. Foreign Currency Exchange Calculator.