Enhancing Gut Health: 7 Foods Recommended by Gastroenterologist Dr. Sethi

July 31, 2025
Enhancing Gut Health: 7 Foods Recommended by Gastroenterologist Dr. Sethi

In a recent recommendation, Dr. Saurabh Sethi, a renowned gastroenterologist based in California with clinical training from Harvard and Stanford, has highlighted seven specific foods that can significantly improve gut health and digestion. This guidance is especially pertinent as digestive issues such as bloating, constipation, and irregular bowel movements become increasingly prevalent in today’s fast-paced lifestyle.

Dr. Sethi emphasizes that dietary choices play a vital role in maintaining gut health. He suggests that individuals incorporate the following foods into their daily meals to promote a balanced gut microbiome: lentils, kefir, chia seeds, red or purple cabbage, green bananas, cooked and cooled potatoes, seaweed, and ground flaxseeds.

**Lentils** are a staple recommended by Dr. Sethi due to their high fiber and prebiotic content. According to the United States Department of Agriculture (USDA) Nutrient Database, one cup of cooked lentils contains approximately 15.6 grams of fiber, which aids in digestion and helps stabilize blood sugar levels. Dr. Sethi notes that lentils are not only affordable but also versatile, making them an excellent addition to various dishes.

**Kefir**, a fermented dairy product, is praised for having a more diverse range of probiotics compared to yogurt. Dr. Sethi states, "Kefir contains beneficial bacteria that not only support digestive health but also contribute to overall well-being, including mood and skin health through the gut-skin axis." According to a study published in the *Journal of Dairy Science* (2023), kefir can enhance gut microbiota diversity, which is crucial for optimal digestive function.

**Chia seeds**, often referred to as 'tiny but mighty' by Dr. Sethi, are another powerful food choice. They are rich in omega-3 fatty acids and soluble fiber, which helps soothe the gut lining and improves stool consistency. The *Nutrition Journal* (2022) reports that the gel-forming fiber in chia seeds can significantly impact digestive health when consumed regularly.

**Red or purple cabbage**, whether fermented or raw, is recommended for its microbiome-supporting properties. Fermented varieties, such as sauerkraut, are known to deliver natural probiotics, while raw cabbage is rich in sulforaphane, a compound that protects the gut lining. The *International Journal of Food Sciences and Nutrition* published a study in 2021 that supports the benefits of these cabbage types in enhancing gut health.

Dr. Sethi also advocates for the inclusion of **green bananas** and **cooked, cooled potatoes** in one's diet. Both foods contain resistant starch, a type of prebiotic that feeds beneficial gut bacteria without causing spikes in blood sugar levels. This dietary approach aligns with findings from a 2022 study in *Clinical Nutrition* that highlights the role of resistant starch in maintaining gut health.

**Seaweed**, often overlooked in Western diets, is rich in prebiotics and essential minerals that promote gut health. Dr. Sethi remarks that seaweed can help restore microbiome diversity, particularly after antibiotic use. Research published in *Marine Drugs* (2023) supports these claims, indicating that seaweed consumption can positively impact gut microbiota.

Finally, **ground flaxseeds** are lauded for improving gastrointestinal motility. Dr. Sethi advises consuming them ground rather than whole to maximize their benefits. A study in the *Journal of Agricultural and Food Chemistry* (2023) found that flaxseeds enhance microbial diversity and support healthy digestion.

In conclusion, Dr. Sethi's recommendations provide a pragmatic approach to improving gut health through dietary changes. By incorporating these seven foods into their diets, individuals can foster a healthier gut microbiome and alleviate common digestive issues. However, Dr. Sethi emphasizes the importance of consulting healthcare professionals before making significant dietary changes. As the understanding of gut health continues to evolve, these insights serve as a valuable guide for enhancing digestive wellness.

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gut healthdigestionDr. Saurabh Sethidietary recommendationslentilskefirchia seedsred cabbagepurple cabbagegreen bananascooked potatoesseaweedground flaxseedsmicrobiomeprebioticsprobioticshealthy dietnutritiondigestive healthfood recommendationsclinical nutritionfiber-rich foodsfermented foodshealth benefitsgut-skin axisdigestive issuesHarvard trained gastroenterologistfood and healthAmerican Gastroenterological Associationmicrobial diversitywell-being

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