Berocca is the most studied multivitamin in the world: backed by 7 clinical studies1-7 showing improved energy for mind and body Energy multivitamin with B vitamins which work together to release energy from your food Helps support immune defence. Contains vitamin C and zinc to support your immune system Intended for everyday use: our clinical studies show that Berocca works best when taken daily for 28 days Helps improve alertness and concentration