“71.5 mg of caffeine per 12 oz. bottle or can.” Need we say more? Give caffeine fiends a case of Jolt Cola and watch their eyes glaze over in rapturous anticipation. Check out the Jolt website for lots of other products and gear. We were enamored of the Jolt Jockstrap (lightning bolt logo prominently displayed) as well as of the accompanying marketing copy: “The Jolt Jockstrap is sure to give you the boost in performance that you have been waiting for!