Welcome to the world of human microbiomes – a field that is maturing and showing great promise for various sectors. As research in this area progresses, it is essential for industries to consider the potential source of innovation and impact on their products and services. In this factsheet, we will explore why the Human Microbiome Action project is a unique opportunity for industry stakeholders to stay ahead of the curve and tap into the knowledge and opportunities of human microbiomes that will add value to existing solutions and new innovations.