Dietary prebiotics are non-digestible fibers that nourish and support the growth of beneficial bacteria in the gut, promoting a healthy microbiome. These specialized compounds are not broken down by the human digestive system but instead serve as a food source for probiotic microorganisms, such as lactobacilli and bifidobacteria. By selectively stimulating the growth and activity of these good bacteria, prebiotics play a pivotal role in maintaining gut health and overall well-being. Common sources of prebiotics include certain fruits (like bananas, apples, and berries), vegetables (such as garlic, onions, and asparagus), whole grains, legumes, and some nuts and seeds. These foods contain specific types of fibers like inulin, fructooligosaccharides (FOS), oligofructose, and resistant starch, which resist digestion in the small intestine and reach the colon intact, where they fuel the growth of beneficial bacteria. Consuming prebiotics can enhance digestive health, improve nutrient absorption, support the immune system, and potentially alleviate gastrointestinal issues like constipation or diarrhea. Incorporating a variety of prebiotic-rich foods into one's diet fosters a balanced and diverse gut microbiota, contributing to better overall health and potentially reducing the risk of certain diseases.