The study was conducted to examine the effect of neuromarketing (NM) with cognitive approach on the growth of chain stores` sales. The method was a survey of descriptive-correlational type. The population were the customers of chain stores in Bandar Abbas. Using the Cochran sample size formula, the sample size was determined as 384 people. Given the extensive population, multi-stage cluster sampling was used. A researcher-made questionnaire was conducted to collect data, whose content validity and Cronbach's alpha coefficients were calculated. The Cronbach's alpha calculated for the research tool was 0.84. The results indicated that NM and its tools such as using customer senses, customer satisfaction, stimulating customer loyalty, considering the subconscious mind of the customer, and logical intelligence of the customer affect the growth of chain stores` sales in Bandar Abbas. The effectiveness of NM, according to the customer memory, has not been approved regarding sales growth. Based on the results, it is recommended that the marketing management section of chain stores plan and put this marketing approach on the agenda to use NM methods and tools when having group meetings, brainstromings and other ideological methods.
