A gut microbiome test is an advanced diagnostic test that analyzes the trillions of microorganisms—such as bacteria, fungi, and viruses—present in your digestive system to assess overall gut health. Typically performed using a stool sample, the test identifies the types and balance of microbes in the gastrointestinal tract, helping detect imbalances that may be linked to issues like bloating, digestive discomfort, inflammation, or weakened immunity. It provides insights into microbial diversity and may offer personalized dietary and lifestyle recommendations to improve gut health. However, while these tests can give useful information about gut flora, their interpretation can be complex, and results should ideally be considered alongside professional medical advice.