Green tea caffeine endurance and focus enhanced hydration energy. Average of top 10 sugar-based energy drinks (at) 16 oz: 52 g of sugar; Rowdy: 18 g sugar. 60% less sugar. 160 mg caffeine per can. Electrolytes. A smarter energy. Life is busy. You need an energy drink that will keep you focused and driven throughout the day. That's why Rowdy energy by Kyle Busch has two levels of energy, one for the instant surge you need and another slow release to give you the sustained energy you crave. L-Theanine provides laser focus to accomplish any challenge thrown your way. Electrolytes ensure your body is well hydrated and functioning at its highest level. Rowdy is a smarter, cleaner, better for you energy drink. So open a can and. Get Rowdy. rowdyenergy.com. Instagram. Facebook. Twitter.