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.
Whatâs The Value Of A 1776 To 1976 Bicentennial Half Dollar? If youâve found a Bicentennial half dollar in your change, youâre probably wondering what the 1776-1976 half dollar value is â and whether or not these old half dollars are rare. Amazingly, more than a half a billion (thatâs with a B!) 1976 Bicentennial half dollars were made.