Bio-Kult Brighten is an advanced multi-action formulation designed to bring out your Inner Smile with added vitamin B6 and vitamin B12 which contribute to normal psychological function as well as the reduction of tiredness and fatigue. Bio-Kult Brighten also contains vitamin D and zinc which alongside vitamins B6 and B12 contribute to the normal function of the immune system. Tell me more...: Targets your inner smile Suitable for everyday use as part of a healthy lifestyle Great travel companion (no need to refrigerate) Leading bacteria brand Internationally acclaimed range Backed by clinical research Bio-Kult Brighten capsules can be swallowed whole or pulled apart and the contents sprinkled onto food or mixed with a drink No sugar, artificial colours or flavours Gluten free Vegetarian Society approved Formulated in the UK by ADM Protexin Ltd.