Currently, grocery retail is one of the protective mechanisms of food security in the Russian Federation. This is a key sector that creates jobs in all regions of the country, meets the needs of the population in a wide range of goods, and makes a significant contribution to the structure of the gross domestic product. Each major retail grocery chain has formed and is developing its own brand and distinctive business concept. Retailers such as X5 Group, Magnit, Mercury Retail Group, Lenta and others operate effectively and for a long time in Russia. Stores of such chains are created in locations with developed infrastructure, maximum passability of end consumers and a high level of competitive activity. To ensure economic security, retailers use automation, digitalization of processes, assortment analysis, merchandising, loyalty programs and self-service systems, and omnichannel. Force majeure circumstances force retailers to look for promising areas of format development. Large retail companies are striving to increase the range of products in the process of intense competition. Digital tools are being integrated into the trading space, new zones and services are being created, and a favorable atmosphere is being formed. Retailers optimize customer routes through pass-through systems to offer additional services. Because people make more purchases in one place if they find everything they need for their current needs.