This document provides a brand dossier on Dettol antiseptic liquid. It includes an overview of the Dettol brand and owner Reckitt Benckiser, a literature review, research design discussing quantitative research methods used, sampling methods, analysis of survey results on brand usage and preferences, and conclusions. The analysis found Dettol to be the most preferred brand compared to competitors Savlon and a dummy brand introduced, with highest scores on parameters like trust, protection, price fairness, and need satisfaction. It was concluded that Dettol's brand loyalty is not solely due to its wide availability but that it has established itself as a cult brand by performing highest across tested parameters.