Harvard-trained gastroenterologist shares science-backed tips for healthier eating
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Ancient Herbs and Spices for Gut Health
Dr Saurabh Sethi recommends incorporating gut-friendly herbs and spices like ginger, turmeric with black pepper, fennel seeds, cinnamon, and peppermint into daily meals or teas. These natural ingredients not only aid digestion but also reduce inflammation, bloating, and symptoms of IBS, combining ancient wisdom with modern science.
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Avoid Processed Meats Completely
Processed meats like bacon, smoked sausages, and cured hams may be convenient, but Dr Sethi warns they increase colorectal cancer risk, especially in younger adults. Their high nitrate content harms not just heart health but also digestive wellness. Limiting or eliminating them supports long-term gut and colon health.
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Swap Fruit Juice with Fibre-Rich Smoothies
According to Dr Sethi, smoothies retain the essential fibre that fruit juice lacks. Fibre slows down sugar absorption, easing stress on your pancreas and promoting gut health. Juices spike glucose quickly, while smoothies offer steady energy and nutrient delivery. Blend whole fruits for a gut-friendly treat.
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Eggs Are Not the Enemy
Dr Sethi says eggs have been wrongly blamed for heart issues. A large-scale 2018 study found that eating one egg a day may actually reduce heart disease risk. Still, moderation is key for those with high cholesterol. Eggs provide affordable protein, healthy fats, and key nutrients.
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Smart Ways to Handle Sugar Cravings
Strict dieting often leads to rebound binge eating. Instead, Dr Sethi advises enjoying small portions of your favourite treats, like dark chocolate from reputable brands. It satisfies your sweet tooth without harmful additives and lowers heavy metal exposure risks found in cheaper chocolate options. Moderation wins again.
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Say No to Ultra-Processed Foods
Dr Sethi warns that ultra-processed foods can double bacterial toxins in your bloodstream. Additives like emulsifiers and artificial sweeteners may harm the gut lining and fuel inflammation. Swapping processed snacks with whole foods helps preserve your gut barrier and supports immune and digestive function over the long term.
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Fibre and Better Animal Proteins Matter
Fibre intake often falls short. Dr Sethi says it fuels good gut bacteria, improves bowel movements, and reduces cancer risk. Also, choose lean animal proteins like fish, yoghurt, and chicken over red meat. A Mediterranean-style diet, rich in these options, promotes better digestion and overall health.
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Choose Whole Grains Mindfully
While whole grains are crucial, Dr Sethi prefers quinoa, oats, millets, and whole wheat over brown rice due to its arsenic content. These grains support gut health, aid digestion, and lower cancer risk. Avoid refined grains and stick to fibre-rich, minimally processed options to boost your gut microbiome.