You may have noticed that once you apply a lip balm in no time your lips become dry again and you have to use another layer of the product. A fruity flavoured lip balm can be tempting to use but they contain harmful ingredients that can actually do you more harm than good. Cosmetologist Nandita Das tells you how. Fragrances act as irritants: To keep your lips smooth it is crucial that you double check your balm s ingredients. Step way from balms with fragrances. Many people get allergies and other reactions to the fragrances they put on their lips.