This report provides a brand extension strategy for Ben & Jerry's in the UK market, considering the rising consumer concern for healthy eating and market opportunities. It analyzes Ben & Jerry's brand portfolio and elements, followed by a market analysis highlighting the demand for healthier options. The recommended brand extension is a low-fat, high-protein ice cream line, targeting fitness-conscious consumers, with an STP analysis outlining segmentation, targeting, and positioning. The marketing mix for the new line is discussed, including product, price, place, and promotions. Finally, Keller's CBBE model is applied to assess the brand equity of the proposed extension, ensuring it enhances Ben & Jerry's overall brand image and consumer relationships.