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Labor Day Sale: 20% off and 2 free gifts.

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1 daily drink. 4 rotating blends of pre, pro, and postbiotics. Doctor-formulated for digestion, bloating, and whole-body resilience.*

*Terms and conditions apply. Not everyone may be eligible. Eligibility depends on individual health circumstances. Visit truemed.com for terms and conditions.

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No Fillers No Fillers
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Doctor-Formulated Doctor-Formulated
Vegan Vegan
Non GMO Non GMO
Gluten Free Gluten Free
No Added Sugar No Added Sugar
No Fillers No Fillers
Third-Party Tested Third-Party Tested
Doctor-Formulated Doctor-Formulated
Vegan Vegan
Non GMO Non GMO
Gluten Free Gluten Free
No Added Sugar No Added Sugar
No Fillers No Fillers
Third-Party Tested Third-Party Tested
Doctor-Formulated Doctor-Formulated
Vegan Vegan
Non GMO Non GMO
Gluten Free Gluten Free
No Added Sugar No Added Sugar

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Labor Day Sale: 20% off & 2 free gifts with first 3 or 6-month supply.
(121 reviews)

Rotating Synbiotic

28 Packets Unflavored

1 daily drink. 4 rotating blends of pre, pro, and postbiotics. 
Doctor-formulated for digestion, bloating, and whole-body resilience.*

CUSTOMER RESULTS AFTER 3 MONTHS*
94% noticed improvements in wellbeing
86% REPORTED IMPROVED DIGESTION
76% NOTICED LESS BLOATING

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Extra 20% off + free shaker on 3 & 6-month supply
Delivery frequency
28 day satisfaction guarantee Free shipping • Pause, skip, or cancel anytime
HSA + FSA eligible with Truemed.
Non GMO
Gluten Free
No Added Sugar
Third-Party Tested
  • Our gut is home to trillions of bacteria that control more than just digestion. They shape your immune system, your mood, your energy, and how well your body absorbs nutrients.

    However, modern diets and processed foods have wiped most of them out. Good Bacteria rotates 4 weekly blends of pre, pro, and postbiotics to rebuild that diversity and keep it going.*

  • 4 weekly blends of clinically backed pre, pro, and postbiotics, doctor-formulated to support digestion, reduce bloating, strengthen your gut barrier, and build whole-body resilience over time.*

    View Supplement Facts
    • Take one sachet daily, rotating blends each week.
    • For optimal efficacy, consume on an empty stomach or with your first meal.
    • Pour contents into your preferred beverage or food, mix well, and consume within 30 minutes.
    • Avoid hot food or drink to preserve probiotic integrity.
  • We recommend committing to at least 3 cycles, as the benefits of diversity and resilience are intended to build and compound over time with consistency. Good Bacteria is designed for regular, daily use, giving your gut time to adjust to the rotating system.

    Customer Results after 3 months:

    • 86% reported improved digestion
    • 76% noticed less bloating
    • 60% felt more daily energy
    • 55% saw improvements in their skin

    *Results based on a customer study of 120 participants using Good Bacteria. Individual results may vary.

    • Non-GMO
    • No fillers
    • No added sugar
    • No dairy
    • No artificial colorants
    • Free from major allergens
    • No refrigeration required
    • Third-party tested for purity and potency
    • Third-party tested for heavy metals, pesticides (including glyphosate), microbes, and major allergens
    • GMP-certified facility
    • Ongoing independent clinical trials
    • Developed by doctors using strains supported by published clinical studies
what our customers are saying:

“We designed Good Bacteria to feed long-term microbial diversity and resilience, the foundation for better digestion, immunity, balance, and overall well-being.”

Dr. Leigh Frame, Chief Scientist Johns Hopkins University

FAQs

  • Good Bacteria is a 3-in-1 rotating synbiotic (probiotics, prebiotics, and a postbiotic) created to support the gut as a living ecosystem. By rotating probiotic blends weekly, it helps reintroduce microbial variety, the foundation of a healthy, resilient gut.*

  • Most probiotics are static, with the same strains every day. Good Bacteria takes a whole-ecosystem approach, putting diversity at the center. Our rotating protocol shifts weekly, introducing different clinically studied probiotics together with diverse prebiotic fibers and a postbiotic. This rotation is designed to strengthen microbial diversity and build resilience across the entire microbiome for a more complete approach to gut health.*

  • Microbial exposures are never static, and shift with food, seasons, and environment. Rotation reflects this living rhythm, introducing variety to support diversity and resilience across the gut ecosystem. By rotating strains week by week, Good Bacteria is formulated to reflect the microbiome’s natural adaptability, offering a system built for long-term ecosystem health.

  • Each plays a complementary role in supporting the gut:

    • Probiotics: provide beneficial microbial exposures.
    • Prebiotics: feed beneficial microbes and fuel their activity.
    • Postbiotics: deliver beneficial compounds that help maintain balance in the gut environment.

    When paired together, they create a system. [Learn more →]

  • Take one sachet daily, mixed into your beverage or food of choice. Avoid hot liquids to preserve probiotic integrity. Good Bacteria is designed for daily use in 28-day cycles, with blends changing each week and continuing into the next cycle.

  • No problem. Just pick up where you left off. Good Bacteria is designed for consistency over time, not perfection.

  • The first cycle begins your gut’s introduction to variety. Each week introduces new probiotic blends that expand microbial inputs and support resilience over time.

    • Week 1. A gentle entry point with foundational strains to help your gut acclimate.
    • Week 2. Inputs broaden, supporting digestion, immune function, and microbial diversity.
    • Week 3. The highest microbial count of the cycle, designed for maximum activity.
    • Week 4. A recalibration phase that helps rebalance your ecosystem and prepare it for the next cycle.
  • Everyone’s gut microbiome is unique. Some people notice shifts in digestion, energy, or overall well-being within a few weeks, while for others the benefits are more subtle or take longer to emerge. Remember, the microbiome shifts gradually.

    Good Bacteria is designed for steady, daily use in 28-day cycles, giving your gut time to adjust to the rotating system. We recommend committing to at least three cycles, as the benefits of diversity and resilience are intended to build and compound over time with consistency.

  • Yes. Good Bacteria is formulated for ongoing use, with rotation built in to keep exposures dynamic. Like healthy eating or regular movement, supporting your microbiome is most effective as part of a long-term routine.

  • Good Bacteria is shelf-stable. Store it in a cool, dry place, away from heat and direct sunlight. No refrigeration is required.

  • If you are pregnant, nursing, or planning to become pregnant, we recommend consulting your healthcare provider before use.

  • Your gut microbiome is home to trillions of microbes–roughly as many as your own human cells–that work alongside your body.2 They help break down food, produce key nutrients3, train your immune system12, and protect the gut lining3. Research shows that a balanced, diverse microbiome is linked with better digestion2, stronger immunity12, stable metabolism4, and even mood and brain function13-15. When this ecosystem loses diversity, it can be harder for your body to adapt and stay resilient.18 Supporting your gut microbiome means supporting your whole-body health.

  • Consistency matters. Take it daily, ideally at the same time each day, and pair it with a diverse, fiber-rich diet that feeds your microbes. Lifestyle choices—sleep, movement, stress management—also influence the microbiome, so think of Good Bacteria as part of a whole-system approach to resilience.

Reviews

5.0
Rated 5.0 out of 5 stars
Based on 121 reviews
100%would recommend this product
121 reviews
  • Charlene S.
    Verified Buyer
    5 hours ago
    Rated 5 out of 5 stars
    Great product

    I have been using GB for a few months and am very satisfied with the outcome!

  • Sara
    3 weeks ago
    Rated 5 out of 5 stars
    5 Stars

    Started my week One

  • Tainaly S.
    Verified Buyer
    3 weeks ago
    Rated 5 out of 5 stars
    amazing help me a lot after antibiotics

    amazing help me a lot after antibiotics

  • Kaitlyn M.
    Verified Buyer
    3 weeks ago
    Rated 5 out of 5 stars
    Favorite probiotic

    I've used probiotics for years, but this has been my favorite by far. I never considered the idea that being on one probiotic month after month probably isn't doing anything for me. Within 2 weeks of using Good Bacteria I feel like I'm noticing changes in my digestive system. I love the idea that I'm getting exposure to different strains to diversify my gut.

  • Susan A.
    Verified Buyer
    4 weeks ago
    Rated 5 out of 5 stars
    What a Difference

    I’m almost done with my 2nd week and I am in love with this product. I’m 53, perimenopausal and gain weight looking at food. Also have Crohn’s and no large intestine. I’ve lost 3lbs, belly swelling has gone down, face swelling has gone down and I don’t have hunger noise. Looking forward to continuing this journey and see what else it improves.

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