Postbiotics - not probiotics - are already active, so they’re ready to work from day one. That means more consistent, daily gut comforth & better gut health you can actually feel.
Clinically Studied Ingredients
No Live Bacteria. No Guesswork.
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Postbiotics are the real outcome you wanted in the first place.
The fertilizer.
Fibers that feed bacteria, but rarely work if the right microbes aren't present.
The seed.
Live bacteria you try to add, but fragile, inconsistent, and often don’t survive digestion.
The harvest.
Trillions of beneficial compounds your body actually needs, ready to work, stable, fast, and effective.
By centering its formulas around postbiotics, SecondKind is translating the latest gut-brain research into something accessible for consumers. It reflects a more modern, science-forward understanding of digestive health.
— Dr. Stuart Weinberger, MD, Gastroenterologist
Bereum, used in SecondKind’s Gut Balance and Mood Balance, promotes the production of SCFAs to optimize microbiome balance. This fundamental support strengthens physical health and helps manage stress, offering results you can actually feel. It's why I recommend SecondKind.
— Dr. Hyun Dong Shin, Ph.D., Independent Microbiologist & Postbiotic Expert
Gut health isn’t a niche topic anymore - it’s whole-body health, rooted in neuroscience and immunology. In clinical research, postbiotics are emerging as a direct, bioavailable way to influence gut health and systemic balance.
— Dr. Zachary Schwartz, MD, Family Medicine
As a holistic nutritionist, I’ve seen countless gut supplements offer fake promises and deliver nothing…. ineffective results. SecondKind stands apart because it’s postbiotic-first - finally, a solution that aligns with what the science tells us the body truly needs.
— Dr. Nancy Lin, PhD, Holistic Nutritionist
Daily support for a lighter, more comfortable gut
Gut Balance helps reduce bloating, support healthy regularity, and keep digestion moving comfortably - while supporting gut and immune health.*`
→ Helps reduce bloating and gas*
→ Supports comfortable, healthy digestion and regularity*
→ Helps maintain a balanced gut microbiome and gut lining integrity*
→ Supports healthy immune function with clinically studied postbiotics - not live bacteria
Less stuck. Less bloated. More like yourself.
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Try Gut Balance for 60 days. If you don’t feel the difference, you don’t pay.
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• Digestion starts to feel lighter and more predictable.
• You feel more “even” day-to-day - fewer dips, smoother energy.
• Your gut environment is shifting toward balance, helping your body respond better to stress and food.*
• Energy feels grounded, not up-and-down.
• Bloating continues to ease; your gut rhythm feels more natural.
• Everyday resilience strengthens - you bounce back from busy days more easily.
• Foods that used to bother you feel easier to handle.*
• Your microbiome becomes more stable, even if your schedule or diet gets messy.
• You feel clearer, lighter, and more consistently energized.
• Low-grade inflammation eases, supporting better clarity and vitality.*
• Your gut, brain, and immune system work together smoothly.
• Comfort becomes your new baseline - not something you have to chase.*
• Wellness feels easier and more automatic, supported by ongoing use.
Most wellness products focus on adding bacteria, also known as probiotics. But your body doesn’t use the bacteria themselves. It uses the healthy metabolites they produce. These are bioactive compounds your body can actually use. That’s what Postbiotics are. They skip the middleman by delivering the benefits directly, even when prebiotics and probiotics might not survive digestion. The end result of healthy gut activity.
Prebiotics feed bacteria, probiotics are bacteria, but Postbiotics are what your body actually needs and uses right away.
*Some prebiotics (via short-chain fatty acids) and certain probiotic strains may also support gut lining, but postbiotics provide the most direct and consistent benefit.
| Category | 
(the harvest) |
Probiotics (the seeds) |
Prebiotics (the fertilizer) |
|---|---|---|---|
| Body-Ready & Usability | |||
| Digestive Comfort | |||
| Immunity | |||
| Mind & Mood | |||
| Fast-Acting | |||
| Shelf-Stable | |||
| Whole-Body Wellness | |||
| Gut-Lining Support | * | * | |
| Potency |
(Trillion)
|
(Billion) |
*Some prebiotics (via short-chain fatty acids) and certain probiotic strains may also support gut lining, but postbiotics provide the most direct and consistent benefit.
Patented, clinically studied blend delivering trillions of bioactives. It took years of research to develop the right combination and clinical dosing of Postbiotics that actually work. Designed to work fast to support your second brain for clarity, calm, and resilience.
Our Clinically Studied Postbiotics
BiomeBalance uses patented, research-backed postbiotics like Totipro®, EpiCor®, and Bereum® - fermentation-derived compounds your body can use right away.
✓ Each one is shelf-stable, clinically validated, and precisely formulated.
→ Calms digestive distress, supports immune defenses, and promotes a balanced microbiome.
→ Clinically studied Totipro® supported bowel regularity in 30 days and promoted beneficial gut bacteria. Source: Kuo et al.,Lin et al., Journal of Pure and Applied Microbiology (2022)
→ Clinically shown to relieve bloating and gut discomfort, ideal for daily gut balance or travel relief.
→ A whole-food fermentate packed with metabolites that strengthen gut lining, boost resilience, and help you stay well year-round.
→EpiCor® was shown to reduce cold and flu symptom days by 17% in a 12-week randomized, placebo-controlled trial. Source: Moyad et al., Urologic Nursing (2008)
→ Clinically shown to reduce bloating, improve gut comfort, and deliver fast, noticeable digestive relief.
→ Help regulate mood and gut-brain signaling, supports emotional balance through the gut.
→Clinically studied Bereum postbiotics significantly improved gastrointestinal symptoms, perceived stress, and digestive-related quality of life, in an 84 day study. Source: bereum Human Clinical Study Summary for beLP1® and EF-2001®
Clinically studied Postbiotics
60-Day Guarantee
Vegan
Clinically Tested
Non-GMO
Clean Label & Third Party-Tested
Made in the U.S.A.
Kosher
Gluten-Free
Discover why your gut is the hidden system shaping your mood, immunity, clarity, and energy - and why postbiotics are the key to feeling like yourself again.
Gut Balance is a daily postbiotic formula designed to support gut comfort, digestive balance, and a healthier gut environment, while also supporting mood, clarity, and whole-body balance through the gut-brain connection.
Unlike typical gut supplements that focus only on digestion, Gut Balance was formulated for the way gut issues actually show up in real life: bloating, feeling off after meals, irregularity, mental fog, low energy, and that frustrating sense that your body just doesn’t feel like it’s working with you.
It works by delivering clinically studied postbiotic compounds that help support a balanced microbiome, healthy digestion, immune function, and a more resilient internal environment. The goal is simple: help you feel lighter, more comfortable, and more like yourself again.
Postbiotics are the clinically studied, beneficial compounds produced through fermentation that your body can use directly.
Probiotics are live bacteria. That sounds good in theory, but in practice, many people either don’t notice much from them or feel worse when taking them. They can also be sensitive to storage, heat, stomach acid, and individual gut tolerance.
Postbiotics are different. They’re not live bacteria. They’re the bioactive compounds your body can actually put to use right away. That means they’re more stable, gentler for many people, and designed to support results without the guesswork that often comes with traditional probiotics.
That’s a big reason Gut Balance resonates with people who feel like they’ve “tried every gut supplement” and are still waiting to feel something real.
Gut Balance is best for people who feel like something is off in their body and gut, even though they’re already trying to do the right things.
It may be a strong fit if you:
In other words, it’s for the person who wants to feel lighter, clearer, calmer, and more balanced without adding another complicated wellness routine.
You’re not alone. Many people have spent months on probiotics and never felt a meaningful change.
One reason is that probiotics rely on live bacteria. Those bacteria have to survive production, shipping, storage, stomach acid, and then still work well in your unique gut environment. That’s a lot of variables.
Gut Balance takes a different approach. It uses clinically studied postbiotics instead of relying on live bacteria. These are stable, bioactive compounds that are designed to work with your body more directly.
For many people, that means a gentler, more predictable experience and a formula that feels more aligned with what they were hoping probiotics would do in the first place: support gut comfort, help them feel more balanced, and deliver noticeable support they can actually feel.
Many people notice early support within the first bottle - especially with things like bloating, regularity, digestive comfort, clarity, and a greater sense of calm.
That said, Gut Balance is designed to do more than create a quick shift.
While the first 30 days are often when people begin to feel those early changes, fuller microbiome support builds with consistency, with around 84 days being the ideal window to reach the deeper gut reset story.
A simple way to think about it:
Days 1–30: early felt support
Days 31–60: consistency helps build momentum
Days 61–84: deeper gut and microbiome support
Day 84+: maintain and protect the progress you’ve built
That’s why many customers choose subscription - it’s the easiest way to stay consistent, avoid gaps, and get the full benefit of the journey.
You’re not alone.
Probiotics are fragile, slow, and inconsistent. Many never survive digestion (often cited at 70% that never make it to your gut), and even fewer meaningfully impact how you feel - especially mood, clarity, or energy.
SecondKind was created for people who’ve “done everything right” and still felt off.
Postbiotics work downstream, where the real gut-brain signals happen. They don't need to survive digestion - so the impact is often felt faster.
Gut Balance is powered by our BiomeBalance™ blend - a
combination of 3, clinically-studied advanced postbiotics selected to
support gut health, mood balance, immune function, and microbiome support.
The Postbiotics Inside BiomeBalance™:
Together, they’re designed to support gut comfort, a balanced microbiome, and whole-body balance from the inside out.
It's vegan, and third-party tested.
Take 2 capsules daily - 1 in the morning and 1 at night. Each bottle lasts 30 days, making it simple to stay consistent without overthinking it.
Gut Balance is designed for daily use and made to fit easily into your routine. The key is consistency - taking it every day helps you get the most meaningful support over time.
If you are pregnant, nursing, taking medication, or under medical supervision, check with your healthcare provider before starting any new supplement.
That’s what the guarantee is for. If it’s not the right fit, you’re covered by our 60-Day money-back guarantee, so you can try it with confidence.
