Two hands silhouetted against a white background; one hand is holding a capsule-shaped pill and is about to drop it into the open palm of the other hand below.
A silhouetted hand holds a capsule above another open hand, as if about to pass or receive the pill, against a white background.

Born in our home, built on science,
made for balance.

I saw it up close in my own family.

After over a decade in the health space, I saw a clear gap. Too many products promise quick fixes - pills for sleep, digestion, mood, and energy - only to leave people more frustrated and feeling less in control of their health.

I saw it up close in my own family.

After our first child was born, my wife Danielle wasn’t feeling like herself. Constant bloating, low energy, and brain fog that just wouldn’t lift.

We tried everything. Probiotics, diets, countless supplements, even products from my friends in the pharmaceutical world, but nothing worked. So I stopped following what everyone else said might help and started trusting my gut. Something told me the real answer had to be deeper.

That search changed everything.

Through my work in nutraceuticals and functional health, I discovered Postbiotics. Not pre- or probiotics, which often don’t survive digestion, but clinically proven bioactive compounds your gut actually uses to communicate with the brain and immune system. They’re already active, already effective, and ready to support your body where it needs it most.

Why We Went Beyond Probiotics

For decades, probiotics were the answer.

Add more bacteria.

Add more billions.

Hope they survive.

But for many people, nothing really changed.

Why?

Because probiotics depend on live bacteria making it through digestion - and then doing their job.

That’s a lot to ask.

Postbiotics take a different approach.

Instead of adding more bacteria, postbiotics deliver what beneficial bacteria are meant to produce - the bioactive compounds that support digestion, mood, and overall balance.

No survival required.

No waiting for bacteria to “kick in.”

Just consistent, reliable support your body can actually use.

That’s why we believe the future of gut health isn’t more bacteria - it’s better delivery.


The Science Behind BiomeBalance™

Working with leading doctors and pharmacists, we tested hundreds of bacterial and yeast strains to understand how they interact with the body. The result was BiomeBalance™, our patented, Postbiotic-first formula, built on rigorous research and combining six bacterial strains and one yeast strain. This clinically validated blend delivers synergistic effects on digestion, immunity, and mental clarity, with noticeable results often felt within weeks.

The first to feel the change was my wife. Then me.

Danielle felt lighter and more energized. I noticed fewer digestive issues, stronger immunity, and clearer focus. Even with two young kids constantly bringing home every germ imaginable, I went an entire year without getting sick. In our household, that felt like a small miracle.

Eventually, I passed the formula on to family members, and each experienced their own kind of transformation. Smoother digestion, less bloating, better mood, and even the ability to enjoy foods they once couldn’t.

That’s when it all clicked. The symptoms looked different, but the root cause was the same. The gut.

That’s where SecondKind began. Not as another supplement brand, but as a new standard in whole-body wellness. Built to help people feel like themselves again.

And that gut feeling? Turns out it’s biology.

Your gut is your second brain.
And when it’s in balance, everything else can be too.

Remy Reinstein
Founder & CEO , SecondKind

Two brown supplement jars labeled “Mood Balance” and “Gut Balance” from SecondKind sit on a shelf next to two beige capsules, a black glass cup, and a tortoiseshell hair clip.
Two brown glass jars labeled Mood Balance and Gut Balance from Second Kind sit on a surface, with capsules, a notebook, and a black ribbed container nearby. The jars are dietary supplements.

Trust Your Gut.
It’s Your Second Brain.

SecondKind Postbiotics help you feel lighter, clearer, and more like yourself.

Shop The Postbiotics
See The Science