Your digestive system is the gateway to overall wellness, and choosing the right fuel is essential for peak performance. Dr. Saurabh Sethi, an AIIMS and Harvard-trained gastroenterologist, recently shared a definitive guide to the best and worst foods for maintaining a healthy gut microbiome.
Dr. Sethi categorized common dietary staples into three levels based on their impact on digestion and nutrient absorption:
The Bad: Sugary drinks, sugary cereals, artificial sweeteners, and fried foods. These items are linked to increased inflammation and poor metabolic health.
The Good: Sweet potatoes, beans, oats, and slightly green bananas (which are rich in resistant starch).
The Excellent: Berries, yogurt (with live cultures), chia seeds, and fermented foods like kimchi or sauerkraut. These are considered "superfoods" for their ability to diversify beneficial gut bacteria.
The Science of Sugar and Microbiome The warning against high-sugar diets is backed by research from Columbia University. Studies show that excessive sugar intake significantly alters the gut microbiome by reducing "segmented filamentous bacteria."
This decline leads to a shortage of Th17 immune cells, which are crucial for preventing the absorption of harmful lipids and reducing intestinal inflammation. Without these cells, individuals are at a much higher risk of developing obesity, metabolic syndrome, and diabetes.
Why it Matters Since all essential nutrients and medicines are absorbed through the digestive tract, a compromised gut can hinder the body’s ability to heal and nourish itself. Prioritizing fermented foods and fiber-rich berries helps build a resilient immune barrier within the intestines.
Note to readers: This article is for informational purposes only and not a substitute for professional medical advice. Always seek the advice of your doctor with any questions about a medical condition.
This report is based on user-generated content from social media. HT.com has not independently verified the claims and does not endorse them.
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