The concept of 'neuromarketing' has gained traction in recent years, blending neuroscience with consumer behavior research. By measuring brain activity through techniques like fMRI, researchers aim to predict purchasing decisions more accurately than traditional surveys. However, critics argue that while these methods reveal neural correlates of preference, they do not necessarily capture the complex social and cultural factors that influence real-world choices. Moreover, ethical concerns arise regarding consumer manipulation and privacy. Despite these debates, neuromarketing offers a unique lens into subconscious processes, potentially refining marketing strategies. Yet, its practical application remains limited by high costs and the artificiality of laboratory settings, which may not reflect genuine shopping environments. Consequently, the field must reconcile its scientific promise with methodological and ethical constraints to achieve broader acceptance.