Need an extra boost to get through your day? Grab a 5-hour Extra Strength Peach Mango It’s packed with a big energy blend and a big taste. Get the best of both worlds with a delicious and effective Peach Mango-flavoured Extra Strength 5-hour ENERGY shot. This Extra-Strength flavour has the unbeatable blend of B vitamins, amino acids and caffeine you need to get that extra boost—all with zero sugar or herbal stimulants and four calories. Peach Mango Extra Strength 5-hour ENERGY shots are packed with a blend of essential B vitamins and amino acids, but no sugar or herbal stimulants.