What is it?Holland & Barrett Growing and Active Teens multivitamin offers a simple one-a-day supplement, specially formulated to support growing and changing bodies as they develop. Contributes To Bone Development and Muscle FunctionSpecially Formulated For 13+ YearsSuitable For Vegetarians What Are the Benefits of This Supplement?During teendom, your child goes through huge physical changes, this physical growth is astonishingly quick - seeming to take place overnight - and as such, it can put a real strain on bones and muscles, leading to so-called growing pains. That is why we include Calcium in our Growing and Active Teens supplement.Calcium is the main mineral in human bones and is important for good bone health, keeping our essential structure strong and healthy. Calcium also helps to regulate our muscle function and supports normal neurotransmission in the body.Magnesium is important for psychological health and for the functioning of our nervous system, Magnesium is thought by some experts to be one of the most important minerals. Additionally, Magnesium can help maintain healthy bones and teeth and also help to reduce tiredness and fatigue. Holland & Barrett International Limited, Barling Way, CV10 7RH, UKHolland & Barrett Limited, 45 Henry St, D01 E9X8, Ireland