R. Red Eye — A hot or cold drip coffee with added shots of espresso. Ristretto — A "short shot" of a more highly concentrated espresso. Roasting — The process in which green coffee beans are exposed to heat and develop more flavors as a result.

Overall, lighter roasts generally have less caffeine and more antioxidants than darker roasts. The type of bean can affect the caffeine content, but both Arabica and Robusta beans can give you the full health benefits of coffee.