Neuromarketing has recently developed theory and the methods applied to answer for questions about decision making, choice, preference, risk and happiness. neuroeconomics, studies about the neural functioning and its implications for economic and consumer behavior. In this paper neuroeconomics key developments are related to consumer decision-making, could be applied with important managerial, policy and academic implications. Decision-making is a fundamental part of human behavior. And influence our health, well-being, finances, and future prospects among other things. Researchers are interested in why we make the decisions we do, especially decisions do not appear rational or to benefit us in the long run. Other disciplines, such as psychology and cognitive science, have tried to answer the question of why people act the way they do. © IAEME Publication.