Levchuk, I. V.Holubets, O. V.Putiatin, B. V.Kunitsia, E. V.2023-10-252023-10-252020Evaluation of quality and composition of essential oils in composition of cosmetic products / I. V. Levchuk [et al.] // Nauka i studia. – 2020. – No. 7 (209). – P. 29-36.https://repository.kpi.kharkov.ua/handle/KhPI-Press/70076The article is concerned with complex approach to the evaluation of quality and composition of essential oils on the example of tea tree oil and lavender oil. Efficacy of a cosmetic product depends directly on the quality of raw materials used. Only qualitative, natural essential oil can provide a warranty that the product, in which composition this oil is used, meets al labeled characteristics and functional properties. The article corroborates practicability of complex approach to the evaluation of quality and composition of essential oils. The results obtained suggest the necessity of more stringent quality control of essential oils during production of perfumes and cosmetic products.enquality controlessential oillavender oiltea tree oilfatty acid compositionacylglycerol compositionchromatographic profileArticle