I've not read a lot of scientific information about the benefits of coffee, so I wonder: is it strictly the caffeine in the coffee, or is it a combination of th

I've not read a lot of scientific information about the benefits of coffee, so I wonder: is it strictly the caffeine in the coffee, or is it a combination of the caffeine and the other chemicals in coffee? I've (mostly) weaned myself from caffeinated coffee, but I still drink several cups of decaf every day. Do I still get some of the purported health benefits?