Nutriburst Trolls Children’s Vitamins, Multivitamin, SuperKidz. Nutriburst has collaborated with Trolls to create delicious gummy multivitamins for children. Superkidz is formulated with a delicious blend of 13 essential nutrients to support your child's general health and well-being. • Formulated for ages 4 and above. • Boosted with Vitamin D to support bone development and growth as well as provide immunity support • Vitamin C supports normal energy-yielding metabolism, psychological function, and helps reduce tiredness • Iron supports cognitive development • Iodine supports normal childhood growth • Easy, chewable formula • Mixed natural flavour