How Much Caffeine is in Decaffeinated Coffee?

Decaffeinated coffee is not fully caffeine free. In fact, decaffeinated coffee only has less caffeine than regular coffee. How much caffeine really is in a cup of decaf coffee? This is a question that millions of decaf drinkers like me have been wondering for years. The amount of decaf can vary depending on brands because regulation states that at least 97 % of the caffeine must be removed from coffee that is decaffeinated. In some research of brand name coffee from 5 to 10 milligrams have been found in a single cup of decaf coffee. How much caffeine is in a cup of has been featured in an article on