Аннотация
This paper will describe the result of analysis of local wild sea buckthorn products taken as an object of research for further enrichment of food products with valuable vitamins and minerals.Sea buckthorn is a valuable source of a number of important biologically active compounds. Its fruits contain water-soluble and fat-soluble vitamins, lipids, polyphenols, carbohydrates, amino acids and minerals. Nevertheless, it is of great interest because of the presence of its unique oil, which has high physiological activity and is used in the treatment of a number of diseases.A brief description of a high-performance liquid chromatograph used for analytical purposes is given. Standard solutions of vitamins, phosphoric acid, acetonitrile for liquid chromatography were used for analysis. In the method of vitamin determination we start with the preparation of the sample to be analyzed and show Step by Step method of analysis.The nutritional value as a result of the analysis was given in the form of a ring diagram and it was observed that sea buckthorn contains considerable, that is, 81 - 89% water, so it belongs to the group of juicy fruits. It was found that sea buckthorn is rich in fat-soluble and water-soluble vitamins (groups E, B) and macro- and micro - elements useful for proper formation of the body.