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Lipsticks are cosmetic products with a complex composition, the main ingredients are oils (50-60%), waxes (10-20%), fats (10-20%), plasticizers and color pigments. Its primary function is to provide protection, texture and color to the lips. Most lipstick ingredients are food additives - ingredients that play an important role in foods, medicines, and cosmetics alike, such as beeswax, carnauba wax, castor oil, and olive oil.
The oils used are castor oil, olive oil, and jojoba oil. The oils facilitate the dispersion and fixation of the pigments, as well as being beneficial to the skin. Fats such as shea butter or lanolin are used as plasticizers; Lanolin additionally provides a specific adhesive effect. Various organic and inorganic pigments are used for coloring.

The principal constituents of lipsticks, waxes and oils, are typical substance classes that can be distinguished by DSC because of their melting behaviour. DSC allows different lipsticks to be quickly compared and distinguished.