Brain Licker is one of the nation’s most popular children’s sweets, made by Hannah’s. They are like a roll-on deodorant but the roller part is licked to enjoy the candy treat. Novel indeed and just what many children like to buy with their pocket money these days! Look out for Lickety Lips too.Ingredients and allergen’s information. Allergen’s are in BOLD Glucose-fructose syrup, water, acids (citric acid, lactic acid, malic acid), flavourings, colours (E133, E150d, E163), preservatives (E202,E211).