Doppelherz System Vitamin B12 Plus Energy with its innovative formulation therefore provides you with nutrients that support you to quickly recharge your batteries and help you to improve concentration and alertness. Also contain vitamins that support the normal functioning of the nervous system. The drinking bottles are ready to drink immediately and have a delicious orange-grapefruit taste - ideal for on the go!Caffeine helps increase alertness and focus
Vitamin B12 helps reduce tiredness and exhaustion and supports the normal functioning of the nervous system