Google says 6 oz. of coffee has 71mg of caffeine. https://www.google.com/search?q=caffeine+in+a+cup+of+coffee https://www.google.com/search?q=caffeine+in+a+cup+

Google says 6 oz. of coffee has 71mg of caffeine. https://www.google.com/search?q=caffeine+in+a+cup+of+coffee https://www.google.com/search?q=caffeine+in+a+cup+of+coffee Starbucks 'tall' has 260mg of caffeine. http://www.cspinet.org/new/cafchart.htm http://www.cspinet.org/new/cafchart.htm