Your gut does more than just digest food—it’s a powerhouse for your overall health, playing a critical role in immune function, mental clarity, and even mood regulation. Known as the "second brain," your gut is home to trillions of bacteria, collectively called the gut microbiome, which impact nearly every system in your body. Let’s explore how gut health affects your immune system and overall wellness, and how you can optimize it with probiotics, a nourishing diet, and strategies to reduce inflammation.