These are functional drinks designed to boost energy levels. Often lightly carbonated, these contain high levels of caffeine and a number of added water-soluble vitamins, most often a selection of B vitamins including niacin, pantothenic acid, vitamin B6, and vitamin B12. Ingredients can also include amino acids such as taurine and glucuronolactone, as well as herbal products such as guarana and ginseng. Can be carbonated or still. Leading brands in off-trade volume include Red Bull, Monster and RockStar. Glucose-based energy beverages such as Lucozade Energy are included here.
