Berocca Orange Flavour Effervescent Tablets dissolve in water and creates an effervescent drink to reduce the tiredness and fatigue. The berocca tablets contain Guarana, a natural caffeine source that helps to boost the concentration and alertness. The supplement is filled with Vitamin B that works to convert food to fuel in your body, and the caffeine content keeps the mind alert and improves the concentration power. The other major ingredients present in the supplement are caffeine, Guarana, Vitamin C, magnesium and Zinc. The supplement is safe for health and is free from Sugar so that the diabetic patient can also reap the benefits.