A calmer gut.A stronger you.
One daily synbiotic that pairs 40 billion live cultures with the prebiotic fiber they feed on — engineered to actually survive the journey to where it matters.
Outcomes, not just ingredients
Most people notice the difference within the first two to three weeks of daily use.
Lighter digestion
Less bloating and more regularity, so meals leave you comfortable instead of heavy.
Resilient immunity
Roughly 70% of immune activity lives in the gut. A balanced microbiome helps it hold the line.
Steadier energy
A well-fed microbiome supports nutrient absorption — the foundation of all-day, even energy.
Calmer mood
The gut-brain axis is real. A balanced gut supports the signals that keep you level.
Clearer skin
The gut-skin connection means inner balance often shows up on the outside, too.
Lasting balance
Prebiotic fiber feeds the strains daily, so benefits compound rather than reset.
You've probably tried a probiotic before
And quietly wondered if it did anything at all. Here's usually why it didn't.
Cultures die on the shelf
CFU counts are measured at manufacture, not when you swallow. Most degrade before purchase.
No delivery protection
Without acid resistance, stomach acid wipes out the dose before it reaches the gut.
Probiotic with no prebiotic
Adding bacteria without feeding them is like planting seeds in dry soil.
So we built the fix into the formula
Guaranteed potency to expiry
We overage every batch so you get the full 40 billion CFU through the last capsule.
Bi-Pass delivery system
A marine-polysaccharide shield carries cultures safely past stomach acid.
True synbiotic
Prebiotic FOS is built in, so your cultures arrive fed and ready to establish.
Four strains, one prebiotic, nothing hidden
Tap any ingredient to see what it does and where it comes from. No proprietary mystery dust.
L. acidophilus
Foundational everyday strain
The most-studied probiotic species. Helps maintain the gut's acidic environment and supports the breakdown of lactose and nutrients.
B. lactis
Supports digestion & regularity
A robust Bifidobacterium studied for supporting the gut-immune barrier and regularity. Naturally resilient through digestion.
L. plantarum
A hardy
resilient strain
Barrier support
L. paracasei
Supports gut-immune balance
Studied for keeping the microbiome balanced through everyday stress and travel.
FOS Prebiotic Fiber
Source · chicory root
Fructooligosaccharides are the food your probiotics live on — what turns a probiotic into a true synbiotic.
MAKTREK® Bi-Pass
Marine polysaccharide
A marine-derived matrix that protects live cultures from stomach acid so more reach the intestine intact.
2,840+ verified reviews. 4.9 stars.
"The bloating I'd just accepted as normal is basically gone. First probiotic I've actually felt."
"I travel constantly and my stomach used to pay for it. Nuvali kept me steady through three time zones."
"Clean label, no nonsense, and my afternoon energy is noticeably better. Worth it."
How Nuvali compares
The differences that decide whether a probiotic actually works.
| Nuvali | Drugstore probiotic | Generic online brand | |
|---|---|---|---|
| Potency guaranteed to expiry | ✓ | ✕ | At mfg only |
| Acid-resistant delivery | ✓ Bi-Pass | ✕ | ✕ |
| Prebiotic included (synbiotic) | ✓ | ✕ | Sometimes |
| Third-party batch testing | ✓ Every batch | Rarely | ✕ |
| Fully transparent label | ✓ | Partial | Proprietary |
| Strains named & sourced | ✓ | Genus only | ✕ |
Earned trust, not claimed
GMP-certified facility
Made in a US cGMP facility under strict quality control.
Third-party tested
Every batch independently verified for potency and purity.
Clean ingredients
Non-GMO, vegan capsule, gluten- & lactose-free, no fillers.
60-day guarantee
Empty the bottle. If you're not feeling it, we refund you.
Everything you might ask
How soon will I notice a difference?
Do I need to refrigerate it?
How do I take it?
When will my order arrive?
What if it doesn't work for me?
Your gut runs everything. Give it the good stuff.
40 billion live cultures, the fiber to feed them, and the delivery to get them there. One simple daily ritual.
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Individual results may vary.