摘要:This paper is the first paper that provides an in-depth discussion on the scientific methodologies that can be used to measure and Key Factors That Influence on Consumer Consumption and Converting them to loyal customer and various promotional activities in Iranian cosmetic product .first of all, this paper reviews the history cosmetic industry, current status of e-purchasing and influence of culture on domestic and foreign cosmetic products in Iran.This exploratory study sought to answer four sections related about understanding the consumer buying behaviour in cosmetic product in Iranian market concentrated on domestic and foreign shampoo such as Determining key factors that influence on consumer consumption and converting them to loyal customer in Iranian cosmetic market, Influence of various promotional activities in cosmetic product, E- tailing or electronic buying attractiveness, Critical Factors influence on Consumer Buying Behaviour and Attitudes towards Cosmetic Product.We have initiated with exploratory research and gradually shifted to descriptive research. The instruction method for collecting the primary data was questionnaire. In this research, a modelling framework is developed for Marketers and their companies to deal with promotional and advertising budget constraints, therefore selecting the precise promotional mix or integrated marketing communication (IMC) is valuable asset and equip companies to penetrate and develop the market share in Iranian market in this competitive market accordingly.Empirical studies have shown that the Quality, product reliability (genuine), package and variety of distribution channels are the most influential factors for customers’ satisfaction and consumer buying behaviour about the foreign cosmetic product (shampoos), while quality, product reliability (genuine), package, meet the requirements and variety of distribution channels are the most influential factors for customers’ satisfaction and consumer buying behaviour in domestic Iranian product.