The authors dwell upon the actual problems of food security for the world community, the participation of Russia and other countries in solving these problems. A brief analysis of the experience of food security in the CIS countries selected is carried out. The state of food security in Russia, its importance to national security are analysed. Substantiated role of Siberia in ensuring food security of the country is justified. The AIC problems are revealed and the ways to overcome them are indentified considering the contribution of the Siberian science. The possibilities are discussed that can provide a significant contribution to the RF food security.