Vitamins B1 and B2 work with your body to naturally convert food to fuel, helping you to release your energy. Berocca is free from caffeine, sugar and artificial stimulants and suitable for vegans. Berocca contains Vitamins B1, B2, B3 (Niacin), B5 (Pantothenic Acid), B6, B7 (Biotin), B9, B12, Vitamin C, Magnesium and Zinc.