7 Science-Backed Habits to Optimize Your Gut Microbiome for Better Digestion, Immunity and Sleep
About this episode
This episode discusses science-backed habits to optimize gut health for improved digestion, immunity, and sleep.
Your gut’s vast community of microbes shapes digestion, immunity, mood and even sleep. Nurturing this ecosystem starts with simple daily habits that go beyond yogurt and fiber. Begin by adding resistant starch to your meals. Cooked-and-cooled potatoes, green bananas or parboiled rice deliver starch that resists digestion in the small intestine and reaches the colon intact. There, it feeds beneficial bacteria and helps produce short-chain fatty acids that reinforce the intestinal barrier and calm inflammation. Next, explore polyphenol-rich plants. Berries, dark chocolate (70% cacao or higher), green tea and colorful spices such as cinnamon and cloves provide antioxidants. Gut microbes thrive on these compounds, converting them into metabolites that support heart health, insulin sensitivity and balanced bacterial populations. Don’t overlook hydration and chewing. Drinking plenty of water at room temperature helps soluble fiber swell and move smoothly through your tract. Chewing thoroughly breaks food into smaller particles, kick-starting the production of saliva and digestive enzymes. This gentle mechanical step eases the workload on your stomach and small intestine, reducing…
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