Human Biome Institute is a Polish biotechnology company working at the intersection of gut microbiome science, clinical research and advanced therapeutics. The company has built a professional intestinal microbiota bank and develops products based on full microbiota consortia for medical use. Its work focuses on translating microbiome research into practical treatments, including solutions for severe gastrointestinal infections and antibiotic resistance. The case of Human Biome shows how a science-based startup can commercialise academic research in a highly specialised, regulated field. By combining medical expertise, biotechnology and clinical validation, the company is positioning itself as one of the emerging European players in next-generation microbiome therapies.