(18914 Reviews)

38TERA DMN Daily Microbiome Nutrition Fiber Powder

38TERA DMN Daily Microbiome Nutrition Fiber Powder

A daily gut health formula designed to reduce bloating, improve regularity, and feed your microbiome. Backed by science, formulated by a gastroenterologist.

  • Reduces bloating and supports regularity
  • Backed by an independent 15-day gut microbiome study
  • NSF certified · FODMAP certified · third-party tested
  • Gentle on sensitive stomachs, powerful for your microbiome
$48.96
$48.96 $79.95
SAVE 38% Sold out

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38TERA DMN Daily Microbiome Nutrition Fiber Powder

38TERA DMN Daily Microbiome Nutrition Fiber Powder

$48.96
$48.96 $79.95
SAVE 38% Sold out
View full details

Why Dr B recommends this

Board-Certified Gastroenterologist NYT Bestselling Author of Fiber Fueled

Why Dr B recommends this

Board-Certified Gastroenterologist NYT Bestselling Author of Fiber Fueled

Most people are feeding themselves — but not their microbiome. DMN™ was built to close that gap. I designed this formula because nothing like it existed."

Dr. Will Bulsiewicz, MD, MSCI— Board Certified Gastroenterologist

How to Use

HOW

Stir 2tsp (5.6g) into water, juice, or a smoothie. Once daily. No blender needed.

WHEN

Morning, midday, or evening — timing doesn’t matter. Consistency does. Take DMN™ every day to keep your gut thriving.

How much to start

Happy gut?Start with the full 2 tsp. Sensitive? Begin with ½–1 tsp and build up as your gut adapts. Some early changes are a sign it's working

How to Use

HOW

Stir 2tsp (5.6g) into water, juice, or a smoothie. Once daily. No blender needed.

WHEN

Morning, midday, or evening — timing doesn’t matter. Consistency does. Take DMN™ every day to keep your gut thriving.

How much to start

Happy gut?Start with the full 2 tsp. Sensitive? Begin with ½–1 tsp and build up as your gut adapts. Some early changes are a sign it's working

Benefits

charger Digestive relief: reduces bloating, supports regularity, and eases digestive discomfort*

charger Microbiome diversity: delivers fiber, resistant starch, and polyphenols, the three fuel sources your gut bacteria need to thrive

charger Whole body health: supports immune and metabolic health through the gut-body connection*

charger Independently studied: the full DMN™ formula was studied over 15 days in an independent gut microbiome study, not just individual ingredients

charger Built for sensitive guts: certified FODMAP friendly and free from common allergens

Ingredients list

Solnul RS2 Resistant Potato Starch — 3,500mg • Actazin Green Kiwifruit — 600mg • Inavea Baobab & Acacia — 500mg • Eevia Lingonberry — 250mg • Beetroot — 190mg • Mango — 155mg

NSF Certified for Sport
Certified FODMAP friendly
Third-party tested for 280+ substances

Scientists study DMN:

Your microbiome starts changing within 24 hours

An independent M-SHIME gut-model study tracked the measurable changes that happen when you take DMN consistently. The data speaks for itself.

Day 1
Acetate ↑ from 24hrs

Resistant starch reaches your colon and bacteria begin breaking it down. SCFA production starts almost immediately.

Day 3
Acetate ↑ 12%

Short-chain fatty acids begin signalling your brain and metabolism. Acetate increases 12% — your gut is making clean fuel.

Day 5
Ammonium ↓ 11%

Ammonia (a gut irritant) drops 11% as beneficial bacteria begin crowding out fermenters that cause gas and discomfort.

Day 8
Propionate ↑ 28%

Beneficial bacteria populations are measurably rising. Propionate climbs 28% — gut cells are getting well-fed, digestion smooths out.

Day 15
TNFα ↓ · Akkermansia ↑

Your gut's guardian bacterium rises to prominence. TNFα drops — inflammation cools. This is the gut reset you've been building toward.

1 month+
Long-term foundation

Your microbiome enters a phase of sustained diversity. Long-term benefits — immunity, metabolism, mood — compound with consistent daily use.

†In an Independent M-SHIME 15-day human gut-model study, DMN supported microbial balance by increasing key short-chain fatty acids and reducing gut irritation markers. Not a human clinical trial.*

Built around your microbiome

Each ingredient is selected for a specific role in supporting microbial diversity, metabolic output, and digestive comfort.

  • Solnul Resistant Starch

    PREBIOTIC FUEL

    3500mg
    The clean fuel your gut cells and immune system run on.

  • Actazin Green Kiwifruit

    MOTILITY + DIVERSITY

    600mg
    Improves regularity and feeds Akkermansia directly.

  • Inavea Baobab & Acacia

    GUT LINING SUPPORT

    500mg
    Dual fiber — feeds Bifidobacteria and supports the mucosal barrier.

  • Eevia Lingonberry

    POLYPHENOL POWERHOUSE

    250mg
    Hand-harvested in Finland. Highest antioxidant content of any berry.

  • Beetroot

    INFLAMMATION SUPPORT

    190mg
    Reduces inflammatory markers and supports liver health.

  • Mango

    MICROBIOME DIVERSITY

    155mg
    Broadens the feeding spectrum. More diversity, more resilience.

    The 38TERA Family

    Real results, real stories

    Discover how 38TERA is transforming lives with science-backed solutions – hear directly from our customers who've experienced the difference.

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      Independent Clinician Evaluations

      Clinicians receive product samples and arenever compensated to submit evaluations.

      files/Dr-_1.png

      Dr. Neethu Benny, MD

      Specialty Family medicine

      Years in practice 5

      DMN supports growth of bacterium tied to barrier health

      I find it important that DMN contains resistant potato starch (RS2), which early human studies suggest can increase Akkermansia, a bacterium associated with gut barrier strength. This connection may help explain its role in supporting a stronger gut environment. It’s also helpful that kiwifruit powder promotes stool regularity, reducing strain on the gut wall. I recommend this formula as one that doesn’t just target regularity but also offers barrier-focused support, which makes it stand out to me from other fiber blends.

      Highlights:

      shield Comprehensive support

      shield Barrier strength

      shield Gut resilience

       
       
       

      Independent Clinician Evaluations

      Clinicians receive product samples and arenever compensated to submit evaluations.

      files/Dr-_1.png

      Dr. Neethu Benny, MD

      Specialty Family medicine

      Years in practice 5

      DMN supports growth of bacterium tied to barrier health

      I find it important that DMN contains resistant potato starch (RS2), which early human studies suggest can increase Akkermansia, a bacterium associated with gut barrier strength. This connection may help explain its role in supporting a stronger gut environment. It’s also helpful that kiwifruit powder promotes stool regularity, reducing strain on the gut wall. I recommend this formula as one that doesn’t just target regularity but also offers barrier-focused support, which makes it stand out to me from other fiber blends.

      Highlights:

      shield Comprehensive support

      shield Barrier strength

      shield Gut resilience

       
      files/Dr-_2.png

      Dr. Ingrid Hoden, DO

      Specialty Family medicine

      Years in practice 17

      Plant compounds in DMN that may assist with protecting the gut lining

      What I really like about DMN is that it includes fruit powders such as lingonberry, beetroot, and mango, which are natural sources of polyphenols. Polyphenols are plant nutrients that act like antioxidants, and early research links them to having the potential to ease irritation and protect the gut lining. This is a different layer of support compared to fiber alone. By combining polyphenols with resistant starch, the formula offers both bacterial support and antioxidant protection. For me, I believe that makes it a well-rounded way to support gut lining comfort over time.†

      Highlights:

      shield Polyphenol support

      shield Gut support

      shield Antioxidant boost

      Highlights:

      shield Polyphenol support

      shield Gut support

      shield Antioxidant boost

       
      files/Dr-_3.png

      Dr. Anagha Agarwal, MD

      Specialty Internal medicine

      Years in practice 24

      Gentle adjustment makes this fiber blend easy to stick with

      I like that DMN uses fibers such as resistant potato starch, acacia, and baobab, which tend to be easier to tolerate compared with bulk fibers or harsh laxatives. It’s common for people to notice mild gas or bloating when starting prebiotic fibers, but I find that most adjust within a week or two as the microbiome adapts. With steady use and hydration, this type of blend may help you with promoting smoother digestion, steadier bowel habits, and reliable comfort. In my opinion, it makes it useful for long-term gut health support.

      Highlights:

      shield Well tolerated

      shield Smooth digestion

      shield Gut-health support

      Highlights:

      shield Well tolerated

      shield Smooth digestion

      shield Gut-health support

       
      files/Dr-_4.png

      Sabeena Faiz, NP

      Specialty Primary care

      Years in practice 19

      Multi-fiber blend helps restore balance after antibiotics

      I would say DMN is very nice for when digestion feels unsettled after antibiotics. It’s great that it combines resistant potato starch (RS2), kiwifruit powder, acacia, and baobab—each feeding slightly different bacteria. This variety may help the microbiome bounce back and gradually restore regular bowel habits. I also like that kiwifruit contributes to stool frequency while acacia and baobab broaden the mix. For patients who want a consistent, daily aid to help with balance and comfort in digestion, I find this combination useful (even when you're not taking antibiotics).

      Highlights:

      shield Microbiome recovery

      shield Regular habits

      shield Balanced digestion

      Highlights:

      shield Microbiome recovery

      shield Regular habits

      shield Balanced digestion

       
      files/Dr-_5.png

      Lisa Mason, NP

      Specialty Primary care

      Years in practice 10

      Resistant potato starch, a prebiotic, supports regularity and stool form

      I recommend DMN because it contains resistant potato starch (RS2), a type of fiber that feeds beneficial gut bacteria. When these bacteria ferment RS2, they produce short-chain fatty acids that help keep bowel movements regular. Interesting clinical studies have shown RS2 can improve stool form, making bowel movements easier and more predictable. Everyone responds to fiber a little differently, so I suggest giving it a few weeks and make sure to drink enough fluids. For people looking for steadier bowel habits without relying on harsh laxatives, this is a good option I would recommend.†

      Highlights:

      shield Resistant starch

      shield Stool consistency

      shield Prebiotic fiber

      Highlights:

      shield Resistant starch

      shield Stool consistency

      shield Prebiotic fiber

      †This clinician wants to clarify that larger-scale research to support their product claims is still developing.

       

      Every batch. Every ingredient. Every claim. Verified.

      Safety isn't added at the end. It's designed into how we source, formulate, manufacture, and test — on every product, every run.

      NSF Certified for Sport. The industry's highest bar.

      NSF Certified for Sport is not a marketing badge. It is an independent certification program that tests supplements for 280+ banned substances. Every batch of DMN is tested under this protocol — not once at launch, but every production run before anything ships.

      280+ Banned Substances

      280+ substances prohibited across professional and elite sport — tested per batch. WADA, NFL, MLB, NBA, and PGA compliant.

      280+ Banned Substances

      280+ substances prohibited across professional and elite sport — tested per batch. WADA, NFL, MLB, NBA, and PGA compliant.

      Contaminant Testing

      Heavy metals, pesticides, and microbiological hazards — tested in raw materials and in the finished product before any batch is released.

      Contaminant Testing

      Heavy metals, pesticides, and microbiological hazards — tested in raw materials and in the finished product before any batch is released.

      Label Accuracy

      Every active ingredient confirmed at the dose stated on the label — independently tested, not self-declared by the brand.

      Label Accuracy

      Every active ingredient confirmed at the dose stated on the label — independently tested, not self-declared by the brand.

      Manufacturing Audit

      Facility standards independently audited: raw material sourcing, in-process controls, and finished product release protocols.

      Manufacturing Audit

      Facility standards independently audited: raw material sourcing, in-process controls, and finished product release protocols.

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      LightLabs Partner

      FDA Registered

      GMP Certified

      NSF Certified for Sports

      FAQs

      You've got questions? We have answers

      Check out our FAQs to find answers to common questions and feel free to reach out if you have more.

      Most brands focus on quick fixes or rely on generic probiotics that only treat symptoms. 38TERA was founded by a board-certified gastroenterologist to address the root cause of digestive issues. We use clinically dosed, targeted ingredients — like specific prebiotic fibres and resistant starches — to feed the beneficial bacteria you already have, creating lasting, foundational health. Our products are third-party tested, clinically guided, and designed to fit effortlessly into your daily life.

      Yes. Our products are designed to be a safe, effortless part of your daily routine. Every formula is rigorously third-party tested for purity and potency, and we never use artificial fillers, sweeteners, or harsh stimulant laxatives. If you have specific medical conditions, are pregnant, or are taking prescription medications, we always recommend consulting your physician before starting any new supplement.

      Gut health is cumulative, not instant. While some people notice improvements in digestion and bloating within the first few days, the most meaningful benefits — like a stronger gut barrier, increased microbiome diversity, and reduced inflammation — develop over 4 to 8 weeks of consistent daily use. We set these expectations clearly because we’re in the business of lasting change, not short-term fixes.

      DMN is a supplement activated by the gut microbiome, and therefore can cause gas and bloating symptoms in some cases as your body adjusts to taking it. It is Certified Low FODMAP, meaning that it was formulated to cause less gut symptoms than other prebiotic supplements. But it is still possible, particularly among those with a damaged gut microbiome, constipation, histamine intolerance, or other food intolerances. Also, it is rare, but it is possible for a person to have an allergic reaction to the ingredients in DMN. We third party test for purity to insure that there are no contaminants, so that you can be confident that the only ingredients in a can of DMN are the ones seen on the package label.

      These reviews were collected by an independent third party, FrontrowMD, who shares free samples with clinicians so that they have the option to either try the product themselves or share it with patients in their practice.

      FrontrowMD then asks as many of them as possible to share their thoughts about the product in an independent review, without compensating them. If helpful to save the clinicians time, we provide one or more pre-drafted reviews that they are welcome to edit or submit as they see fit. Any submitted review reflects the clinicians' genuine views and/or experiences with the product.

      Additionally, health brands must publish all detailed reviews, even negative reviews that have clinical rationale for why they do not recommend this product.

      We hope these reviews help you understand whether this is a safe and effective product, as explained by medical experts.

      FrontrowMD is an independent, third-party on a mission to help shoppers make informed health choices. Our flagship offering brings unbiased medical expert opinions right to the fingertips of shoppers, at the point of purchase.

      No — clinicians are never compensated. This is a free platform for clinicians and patients. We share free samples with clinicians and ask them to share their honest feedback on the product so that it can help shoppers make better decisions about their health.

      Real People, Real Reviews