Do Starbucks Canned Drinks Have Caffeine?
starbucks refreshers canned contains 4.17 mg of caffeine per fl oz (14.09 mg per 100 ml). A 12 fl oz can has a total of 50 mg of caffeine. Which Starbucks canned drink has the most caffeine? The Short Answer A 15-ounce can of starbucks doubleshot energy has 135 milligrams of caffeine. A double shot … Read more