A gut health scientist easily eats 50 grams of fiber a day. Here's her breakfast, lunch, and dinner.

Aug 22, 2026 04:36 PM - 3 weeks ago 9

Smiling personification successful a agleam pinkish blazer sits astatine a achromatic array against a vivid bluish workplace backdrop.

Dr. Megan Rossi is simply a gut wellness intelligence astatine King's College London and a registered dietitian. The Gut Health Doctor

Megan Rossi is superior astir fiber.

The dietitian and gut wellness intelligence based astatine King's College London estimates that she eats betwixt 50 and 60 grams of the hearty worldly each day.

"It sounds for illustration a lot, but our ancestors utilized to person 100 grams of fibre a day," Rossi told Business Insider.

Fiber is recovered successful works foods for illustration fruits and veggies, full grains, beans, nuts, and seeds. It plays galore important roles successful the body, including feeding the trillions of "good" microbes surviving successful the colon lining, which dress up portion of the gut microbiome and power wide health.

"Fiber is beneficial because it doesn't provender the quality portion of us. It feeds the bacterial portion of us. And erstwhile the germs eat the fiber, they nutrient each these astonishing chemicals which thief things for illustration our intelligence health, support our gut lining strong, modulate our appetite, our hormone balance," Rossi said.

Although the dietary line successful the UK, wherever Rossi lives, is 30 grams of fibre daily, she intends for 50 grams because grounds suggests this magnitude could amended mood, though much investigation is needed.

As consciousness of fiber's domiciled successful balancing humor sugar, supporting the gut microbiome, and helping forestall chronic diseases, including colon cancer, has risen, fiber-maxxing — expanding really overmuch fibre you eat — has taken disconnected online. But experts person agelong encouraged group to eat much fiber, gradually expanding the amounts to thief forestall bloating, gas, and abdominal pain.

Rossi doesn't find it difficult to achieve her goal. "It's not that difficult if you're reasoning each meal, 'OK, wherever americium I getting my fibre from?'" she said.

Here's really she packs 50 grams of fibre into her day.

Fiber-maxxing astatine breakfast

A manus holds a jar of berry-topped substance successful a room pinch a kid successful a bluish bouncer behind.

Rossi typically has overnight oats for breakfast.  Megan Rossi

Rossi's meal typically contains astir 18 grams of fiber. She regularly makes fermented overnight oats, which involves soaking oats successful kefir, a fermented beverage portion that contains unrecorded bacteria, alternatively of regular milk.

"What happens is, the germs commencement to ferment it down, and really nutrient integrated acids and beneficial chemicals," she said of the kefir-soaked oats.

She recommends adding mixed seeds, carrot, mashed banana, and walnuts to the oat mix.

Super Six for lunch

Plate of eggs pinch smoked salmon, herb slices, greens, beans, kimchi, and tofu held beside a window.

Rossi likes to see grains aliases legumes successful her lunch.  Megan Rossi

Lunch is typically a "throw-together bowl," containing astatine slightest 1 of the six different plant-based nutrient groups, aliases what Rossi calls "the Super Six""

  • Fruit
  • Veggies
  • Legumes, specified arsenic beans aliases chickpeas
  • Wholegrains, specified arsenic bulgur wheat aliases oats
  • Nuts and seeds
  • Herbs and spices

Once a week, Rossi preps a batch of cooked mixed grains for illustration quinoa and buckwheat. A emblematic luncheon vessel will incorporate the prepped grains, canned beans, nuts and seeds, a drizzle of other virgin oliva lipid and balsamic vinegar, and a dollop of yogurt.

A fiber-packed smoothie break

A brownish canine sits connected a tiled room level down a manus holding a solid cup of agleam reddish smoothie.

A smoothie is an easy measurement to eat much fiber, Rossi said.  Megan Rossi

As an day snack, Rossi makes a consequence and vegetable-forward smoothie, which "is a really easy measurement to get an other 10 grams of fiber, if not more," she said.

She leans heavy connected stiff produce, often utilizing cauliflower, berries, kale, mango, aliases pineapple, and ever includes immoderate caller cucumber and carrot. She besides adds yogurt aliases kefir, immoderate regular milk, and a spot of oat milk.

To balance retired the higher sugar contented of the fruit, Rossi makes judge she adds 2 vegetables for each 1 type of fruit, she said.

A elemental stir-fry for dinner

Noodle crockery pinch shrimp, vegetables, peanuts, herbs, lime wedge, and chopsticks connected a achromatic plate.

Rossi switches up the spirit of her stir-fries.  The Gut Health Doctor

Rossi typically has a stir-fry for dinner. To support things interesting, she changes up the seasoning by utilizing different herbs, spices, and sauces.

"You conscionable alteration the flavors, person oregano alternatively of steaming paprika," she said.

The stir-fry guidelines is ever a macromolecule source, positive mixed vegetables and a legume, she said.

After dinner, Rossi likes to person stiff berries pinch kefir arsenic a saccharine treat. "I benignant of whip it together for illustration a small crystal cream," she said.

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Kim Schewitz is simply a wellness newsman who covers our growing obsession pinch wellness optimization and -maxxing, and really it influences popular civilization and Big Business.Since 2023, she has interviewed dozens of doctors, researchers, and dietitians astir their science-backed wellness advice, often focusing connected the gut microbiome and the Mediterranean diet, and reported connected the emergence of young colon crab and really its impacting the lives of diligent successful their 20s, 30, and 40s. She has antecedently written for VICE, The one paper, and GLAMOUR UK.

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