This lecture explores the characteristics and distribution of Akkermansia muciniphila, a gram-negative anaerobic bacterium found in the gastrointestinal tract of humans and animals. It delves into its unique ability to live in mucus without relying on dietary substances, its enzymes, and its potential health benefits. The lecture also discusses future health solutions based on pasteurized Akkermansia, emphasizing its role in gut health and overall well-being.