When it comes to classic flavors, grape really ranks near to the top of the list. A must have in the world of flavor offerings, Grape flavored Extra Strength 5-hour ENERGY is now a classic. Easily portable, no refrigeration required and non-carbonated, Grape flavored Extra Strength 5-hour ENERGY shots are a must have for hardworking people who like to keep something on hand for when tired kicks in. Zero sugar, four calories, B vitamins, amino acids and caffeine, make Grape flavored Extra Strength 5-hour ENERGY a great alternative for those who don?t want to drink coffee or aren?t able to store large-canned energy drinks that require refrigeration.