I want to talk about gut microbes, which are microorganisms that positively affect our body. Did you know that the composition of microorganisms in our body is just as important as our genes? Most of these microbes reside in the gut (mainly the small and large intestines), playing a significant role in our health, immunity, and infection prevention.

When we think of healthy foods, we often consider various forms such as breast milk, organic foods, preservative-free, antibiotic-free, fermented foods, fresh produce, slow food, anti-inflammatory foods, vegetarian, and raw foods. The reason these foods are beneficial to our bodies is that they positively change the composition of our gut microbiota, ultimately helping to increase the beneficial bacteria in us.

Having more beneficial bacteria in our body can lead to advantages such as improved immunity, reduced risk of infection, and enhanced digestive and metabolic functions. In fact, humans can survive on just water, vitamins, proteins, carbohydrates, fats, minerals, and fiber, but the world is filled with bacteria, and our bodies are also their habitat, so we cannot ignore bacteria.

1. Fermented Foods
   Fermented foods like yogurt, kimchi, cheonggukjang, and doenjang are representative foods that directly supply beneficial bacteria. Thanks to various lactic acid bacteria and beneficial microbes produced during fermentation, we can effectively manage our gut environment.

2. Vegetables and Fruits Rich in Dietary Fiber
   Vegetables and fruits rich in dietary fiber, such as broccoli, cabbage, asparagus, bananas, and apples, serve as good food for beneficial bacteria. The dietary fiber that our body finds hard to digest is broken down by beneficial bacteria to use as energy, ultimately aiding in their proliferation.

3. Whole Grains
   Whole grains like brown rice, oats, barley, and whole wheat are rich in dietary fiber and minerals, playing a significant role in improving the gut environment. They may be digested a bit slower than white rice or flour, but this actually provides sufficient fiber needed for beneficial bacteria.

4. Legumes and Nuts
   Legumes like beans, lentils, and chickpeas, as well as nuts like almonds, walnuts, and sunflower seeds, contain a balanced amount of plant-based protein and dietary fiber. These nutrients create a favorable environment for the proliferation of gut microbes while also increasing satiety, helping with dietary control.

5. Foods Rich in Oligosaccharides
   Oligosaccharides (prebiotic components) found abundantly in onions, garlic, and chicory roots are essential nutrients for beneficial bacteria. By ensuring the intake of oligosaccharides along with probiotics, we create a much more favorable environment for gut microbes to thrive.

If you mix these five food groups into your regular diet, the beneficial bacteria will be maintained in a favorable state. Instead of making drastic changes, try to use familiar ingredients a little more often to easily take care of your gut health. Start adding fermented foods and fiber-rich ingredients to your table from today. This way, you can create a healthier gut environment.