Gut Microbiome Test: Is It Worth It? Science vs. Hype in 2026
What Lives Inside You, and Why It Matters The estimated number of microorganisms residing within your intestinal tract is roughly 38 trillion. Composed of bacteria, fungi, viruses, and archaea, this complex ecosystem is commonly referred to as your gut microbiome. A gut microbiome test helps analyze the trillions of microorganisms living inside your digestive tract and […]