Betteryou dlux junior fast and effective with a peppermint flavour theyre sure to love better you dlux junior provides a daily dose of vitamin d in a convenient oral spray vitamin d works in the body promoting the development and maintenance of bones and teeth whilst also supporting a healthy immune system and aiding muscle development with 400iu of vitamin d in each daily spray dlux junior is suitable for children from 5 years of age with none of the fuss of capsules and water the for