Your microbiome is unique, like a fingerprint. While we all share some common strains of bacteria, the specific composition of your microbiome is distinct to you, influenced by diet, lifestyle, and environment (1) Your microbiome is a community of trillions of bacteria, viruses, fungi, and other microorganisms living in your body, primarily in the gut. (2) These microscopic residents play a crucial role in digestion, immune function, and even mood regulation.(3)