This report investigates the public's perception and behavior regarding bottled versus tap water in the UK. It explores the drinking habits of citizens, examines the attitudes and underlying perceptions driving these behaviors, and assesses the scientific validity of these perceptions. The research employs both survey and interview methods to gather data from the UK public and field experts. Quantitative data from the surveys is analyzed using descriptive statistics and Pearson correlation, while qualitative data from interviews undergoes narrative analysis. The study aims to understand consumer choices, health implications, environmental impacts, and potential strategies for influencing public perception to promote healthier and more sustainable drinking water choices. The report includes an introduction to the topic, a review of relevant literature, a detailed methodology section, an analysis of findings, and a conclusion summarizing the key insights.