The energy drink with the most caffeine per ounce is DynaPep, which contains 714.3 mg of caffeine per fluid ounce. Following that, Tube Shot Energy Shot contains 666.7 mg/fl oz, and NRG MicroShot contains 650.0 mg/fl oz
. Another energy drink, Proper Wild, provides 100 mg of organic caffeine per shot
. These values indicate that DynaPep has the highest caffeine content per ounce among energy drinks.
