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 $500.
How much is a Series 1995 twenty dollar bill worth? They are worth the face valued 20$. 1995 is a little older, but general collectors look for at least 30 to 40 years older than the current currency before bill has a chance of â¦ being worth more than face value. And even then, you might be making a few extra dollars.