The fact is, caffeine-free Diet Coke is the coward’s way. If you are a ride-or-die Diet Cokehead, you understand that the only acceptable version of Diet Coke is the classic variety, ...

Diet Coke has more caffeine than regular Coke. This can seem strange, but there's an important reason for the added boost that you might not have noticed.

Diet Coke is a vice Theresa Amrhein can’t seem to quit. The 33-year-old Upper East Sider tries to follow a healthy lifestyle. She walks up to 10 miles a day, goes meat-free at lunch and does ...

One can of Diet Coke has 46 milligrams of caffeine in it; however, many of the people concoting their protein-Diet Cokes are almost filling up a 32-ounce plastic cup before adding in the ...