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Siberian Journal of Forest Science

2026 year, number 1

THE COMPOSITION AND CONTENT OF FATTY ACIDS IN THE SEEDS OF SIBERIAN DWARF PINE

I. S. Khromchenko, T. I. Golovanova, A. E. Rudchenko
Siberian Federal University, Krasnoyarsk, Russian Federation
Keywords: Pinus pumila (Pall.) Regel, pinolenic acid, Siberian dwarf pine nut oil, linoleic acid, oleic acid, fatty acids, lipids, GC-MS

Abstract

Siberian dwarf pine ( Pinus pumila (Pall.) Regel) , is a valuable source of dietary lipids containing biologically active fatty acids (FA), including pinolenic, linoleic and oleic acids, which have anti-inflammatory, hypolipidemic and cardioprotective properties, have a number of beneficial effects on body weight, as well as on fat deposition by increasing energy consumption (oxidation of fatty acids) and reducing energy consumption with food (decreased appetite). Siberian dwarf pine cones were collected in the Irkutsk Oblast, Bodaibinsky District, near the village of Artemovsky and in the Bilibinsky District of the Chukotka Autonomous Okrug at the Bayimka (Peschanka) deposit. Gas chromatography with mass spectrometric detection (GC-MS) has revealed a high lipid content in Siberian dwarf pine seeds: in the Irkutsk Oblast, the total lipid content is 66.25 %, and in the Chukotka Autonomous District - 64.67 %, which confirms their nutritional and functional value. Linoleic acid (42.29-42.43 %), oleic acid (24.58-25.51 %) and pinolenic acid (17.27-18.29 %) were the dominant fatty acids, while the proportion of saturated LC (palmitic and stearic) did not exceed 7.5 %, which further increases the nutritional attractiveness of raw materials. It has been established that the total lipid content and profile of most LC are maintained at a high and stable level. However, statistically significant differences in the content of pinolenic acid were found between seeds from different regions ( p < 0.05), which may be related to the climatic conditions of growth. The results obtained indicate the high prospects of using siberian dwarf pine lipids for the development of innovative functional food products, biologically active additives and pharmaceuticals aimed at correcting metabolic disorders and improving cardiovascular health.