5 Hour Energy 6 Pack Berry Flavor has only 4 calories per Bottle. Great for Energy On The Go.Need an extra boost to get through your day? Grab a Berry Regular Strength 5-hour ENERGY® shot. It’s packed with a big energy blend and big taste. The only thing small about it is its size. So, why sip yet another coffee when you can have a Berry Regular Strength 5-hour ENERGY® shot and get hours of energy? Berry Regular Strength 5-hour ENERGY® shots are packed with a blend of essential B-vitamins and amino acids, but no sugar or herbal stimulants.