Master Class on How To Fix Your Digestive Issues & Gut Health (With a Renowned GI Doctor)

KEYPOINTS

• 01

  Gut problems are common and often kept quiet

  Gastroenterologist Dr. Robynne Chutkan, who has practiced at Georgetown for 27 years, cites an MDVIP study finding that two-thirds of Americans have gut issues, rising to 73% of 18-to-44-year-olds. She points to ultra-processed food, busy lives and stress, along with greater awareness. An American Gastroenterological Association survey found 40% said GI issues interfered with socializing, errands, exercise or sex, and one in three won't bring it up unless their doctor asks.

• 02

  Your microbiome responds quickly to what you eat

  Chutkan contrasts the gut with your genes: you're stuck with your genetic hand, but your gut keeps changing. She cites a 2014 Nature study in which switching people from a high-animal-protein, high-fat diet to a plant-focused one changed their gut bacteria and which bacterial genes were active within about 30 hours.

• 03

  The key number is 30 different plants a week

  According to the American Gut Project, which Chutkan describes as more than 10,000 people in 40 countries, labels like vegan, omnivore or carnivore didn't predict a healthy microbiome. What did was eating 30 or more different plant foods a week. Fruits, vegetables, nuts, seeds, herbs, spices, beans and whole grains all count. Variety and eating seasonally matter more than amount, and a handful of berries is plenty. She says some animal protein is fine if plants make up most of the plate.

• 04

  Probiotic supplements are a lot like multivitamins

  Chutkan says there's no clear evidence that a probiotic helps the average healthy person. Products are lightly regulated, the bacteria may be dead, and the ones that survive may only stay for under an hour. Worse, high-dose blends could compete with your own native microbes. The exception is medical-food probiotics backed by 100-plus studies for conditions like Crohn's and ulcerative colitis. Her biggest worry is people using a pill instead of changing how they eat.

• 05

  Feed the bacteria you already have

  Prebiotics are the fibrous foods your bacteria eat. Chutkan's examples include stringy fibers like asparagus, celery, oats and dandelion greens. Probiotics are the bacteria themselves. She calls fermented foods like kimchi and sauerkraut a 'powerhouse,' citing Stanford research suggesting even a tablespoon of sauerkraut a day delivers multiple species and useful metabolites. She adds that a locally, organically grown apple can carry millions of microbes.

• 06

  Her three foundations: water, movement and fiber

  Movement triggers nitric oxide and the gut's wave-like contractions. When things stall, you get bloating, constipation and bacterial overgrowth. She notes that nursing-home residents have the worst GI problems because they don't move, not because they're old. Hydration is the plumbing: once she started measuring and drinking 100 ounces a day, her own bowel movements improved dramatically. She estimates about half the constipated, bloated patients she sees improve with proper hydration alone.

• 07

  Early germ exposure helps train the immune system

  Chutkan explains the hygiene hypothesis developed by British epidemiologist David Strachan. In a large study following children from birth into adulthood, kids in big, germ-filled households had lower rates of autoimmune disease than kids raised very clean. She says maps today still show higher autoimmune rates in countries with more sanitation and chemicals and less contact with soil and animals.

• 08

  Go once a day, without straining

  The textbook says three bowel movements a week is normal, but she calls that arbitrary. Elimination should happen daily. Mel's routine (once a day, in the morning, feet on a Squatty Potty, formed and soft, quick in and out) earns Chutkan's 'stool nirvana' label. You can still be constipated with daily or twice-daily movements if emptying is incomplete. She compares that to waking at night: you go, but there's still 'something on the launch pad,' often shown by a smeary wipe.

• 09

  Women's anatomy makes bloating and constipation more likely

  Women's colons average 3 to 5 inches longer, she says, which lets them reabsorb more water to maintain amniotic fluid during pregnancy. The extra length means more twists and loops, sometimes called a redundant or tortuous colon. Women also have a deeper, wider pelvis shared with the uterus, ovaries and bladder, and lower testosterone, which means looser abdominal muscles. She calls these features 'not a design flaw,' and says they're why colonoscopies take longer in women.

• 10

  Stress pulls resources away from digestion

  In fight-or-flight mode, blood flow shifts to the brain and big muscles, and digestive enzymes and acid decrease. Chutkan describes a study of college students during finals in which some harmful gut bacteria multiplied dramatically. For irritable bowel syndrome, she says stress is rarely the whole cause but can be a major contributor.