Ever wondered why your gut healing protocol keeps stalling?
You’ve cut out gluten, dairy, and sugar.
You’re taking a high-quality probiotic.
You’ve added digestive enzymes, bone broth, and maybe even L-glutamine.
You’ve read all the books, listened to all the podcasts, and followed the protocols to a T.
And yet… your gut is still angry.
Still bloated. Still reactive. And still unpredictable.
What if I told you the problem isn’t what you’re adding to your protocol—it’s what you’re NOT removing?
Why Your Gut Healing Protocol Keeps Stalling (The Binding Gap)
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After two decades of healing my own gut (SIBO, IBS, and everything in between), here’s what I’ve learned:
Most gut healing protocols are focused on addition:
- Add probiotics (good bacteria)
- Add nutrients (vitamins, minerals, amino acids)
- Add anti-inflammatory compounds
- Add gut-soothing herbs
And all of that is important. Critical, even.
But here’s the truth bomb: If you’re only focused on adding the good stuff without actively removing the bad stuff, you’re trying to fill a bucket with holes in it.
This is what I call The Binding Gap—and it’s why your protocol keeps stalling.
The Daily Toxic Assault Your Gut Endures
Let me paint you a picture of what your gut deals with every single day:
Endotoxins (LPS)
Lipopolysaccharide, or LPS, is released when gram-negative bacteria die in your gut.
Even “good” bacteria produce LPS when they die.
When your gut barrier is compromised, LPS leaks into your bloodstream, triggering widespread inflammation, aka intestinal permeability aka leaky gut.
Food Antigens
Even foods you’re not technically “allergic” to can contain proteins (like gliadin from gluten) that cross-react with your immune system and trigger inflammation.
Bacterial Toxins
Opportunistic bacteria produce toxins as part of their normal metabolism.
C. difficile produces Toxin A and B.
H. pylori releases CagA protein.
These toxins directly damage your gut lining.
Fungal Components
Candida and other fungi release als3 proteins and other compounds that can trigger immune responses and disrupt the gut barrier.
Environmental Toxins
Heavy metals, pesticides, food additives, medications—your gut is the first line of defense against everything you ingest.
Here’s the kicker: Even with a perfect diet and lifestyle, your gut is constantly exposed to these compounds. They’re unavoidable.

Why “Good Bacteria” Isn’t Enough
Don’t get me wrong—I’m a huge believer in probiotics.
I recommend them in virtually every protocol.
But probiotics are like sending in a construction crew to rebuild a house while it’s still on fire.
Probiotics help you build. Binding agents help you clear the debris.
Here’s what probiotics do:
- Populate your gut with beneficial bacteria
- Produce short-chain fatty acids
- Support immune function
- Compete with pathogenic bacteria
Here’s what they DON’T do:
- Bind to and remove bacterial toxins
- Clear endotoxins from your system
- Neutralize food antigens
- Support the physical repair of your gut barrier
This is where serum-derived bovine immunoglobulin (SBI)—the star ingredient in my supplement Tummy Soothe — comes in.
How SBI Fills The Binding Gap
SBI works differently than any other gut supplement I’ve encountered in my 20+ years of research and personal experimentation.
It’s not a probiotic. It’s not a prebiotic. It’s not a digestive enzyme.
SBI is an immunoglobulin concentrate that:
- Binds to specific gut irritants (toxins, pathogens, inflammatory compounds)
- Neutralizes them before they can damage your gut lining
- Supports gut barrier integrity by providing the building blocks your intestinal cells need
- Modulates immune function in the gut
- Promotes beneficial bacteria while binding to the bad actors[^5]
Think of it as a specialized cleanup crew that actively seeks out and removes the specific compounds keeping your gut inflamed.
What SBI Actually Binds To
This is where it gets really interesting. SBI isn’t a general binder (like charcoal or clay). It’s highly specific.
Here’s exactly what the immunoglobulins in Tummy Soothe bind to:
| Category | Specific Compounds |
| Bacterial Toxins | C. difficile Toxin A & B, Shiga-like toxin type 1, Cytolethal distending toxin |
| Inflammatory Compounds | Lipopolysaccharide (LPS), Peptidoglycan, Flagellin |
| Fungal Components | C. albicans lysate, C. albicans Als3 protein, Zymosan |
| Food Antigens | Gliadin (gluten protein) |
| Bacterial Pathogens | H. pylori CagA protein, E. coli, Salmonella Typhimurium, Klebsiella pneumoniae |
| Mycotoxins | Aflatoxin B2, Aflatoxin G1 |
| Immune Triggers | C-di-AMP, CpG, MDP |
Look at that list.
Those are the exact compounds that trigger:
- Bloating
- Diarrhea
- Constipation
- Brain fog
- Fatigue
- Food sensitivities
- Chronic inflammation
This is why you feel terrible even when you’re “doing everything right.”
These compounds are accumulating faster than your body can clear them.
The Research Behind SBI
I don’t recommend anything I haven’t personally tested and researched extensively.
In fact, Tummy Soothe is one product that I sat down to record an entire podcast episode about. You can listen to it HERE.
Here’s what the science shows:
Gut Barrier Support
A study published in Clinical and Experimental Gastroenterology found that SBI significantly improved gut barrier function and reduced intestinal permeability in patients with IBS-D.
Microbiome Balance
Research in the Journal of Clinical Gastroenterology showed that SBI helps maintain healthy microbiome diversity while reducing opportunistic bacteria.
SCFA Production
A fascinating study using the SIFR® technology demonstrated that SBI actually stimulates short-chain fatty acid (SCFA) production by specific beneficial microbes—meaning it FEEDS your good bacteria while binding the bad stuff.
Immune Modulation
Multiple studies show SBI supports healthy immune function in the gut without suppressing necessary immune responses.
My Personal Tummy Soothe Protocol
When I came up with Tummy Soothe, I wanted something I could take daily without worrying about it interfering with other supplements or depleting nutrients (like some binders do).
Here’s how I personally use it:
Daily Maintenance:
- 1 scoop (5g) mixed in water or smoothie
- Taken 30 minutes before breakfast
- Consistent daily use for at least 8-12 weeks
Acute Flare Protocol:
- 2 scoops daily (one before breakfast, one before dinner)
- Increased water intake
- Duration: 2-4 weeks, then return to maintenance dose
Post-Antibiotic or Food Poisoning:
- 2 scoops daily for 4 weeks
- Combined with Tributyrin for gut lining repair
- Add probiotics after week 2
- Transition to maintenance dose after symptoms resolve
Building Your Complete Binding Protocol
Here’s the truth: Tummy Soothe is powerful, but it works best as part of a comprehensive protocol.
Foundation Layer: Daily Binding
- Binds to specific pathogens, toxins, and inflammatory compounds
- Supports gut barrier integrity
- Modulates immune function
- Take consistently, not just when symptomatic
Support Layer: Gut Lining Repair
- Provides direct fuel for colonocytes (gut lining cells)
- Supports tight junction function
- Reduces inflammation
- Best taken with meals
- Primary fuel source for intestinal cells
- Supports gut barrier function
- Helps maintain muscle mass during healing
- Mix into water or smoothies
Enhancement Layer: Digestive Function
- Reduces undigested food particles that can trigger immune responses
- Decreases bloating and discomfort
- Take with each meal
HCl + Pepsin (if needed)
- Supports proper stomach acid levels
- Crucial for protein digestion
- Helps prevent bacterial overgrowth
- Start low and increase gradually
Rebalancing Layer: Microbiome Support
High-Quality Probiotic
I’ve been a long-time fan of the Just Thrive Probiotic.
As such, I’ve written about probiotics in great detail on this website.
Partially Hydrolyzed Guar Gum
- Prebiotic fiber that feeds beneficial bacteria
- Clinically proven for IBS
- Gentle and well-tolerated
- Start with small amounts
The Timeline: What to Expect
Let me set realistic expectations.
Rome wasn’t built in a night, and neither is your microbiome (as Brian Kaufman, Director of Scientific Communications at Proliant Biologicals, told me on Episode 105 of the podcast).
Here’s the typical progression I see (and experienced myself):
Week 1-2: Initial Response
- Reduced bloating after meals
- Less gas
- More formed bowel movements
- Possibly some mild detox reactions (headache, fatigue)—this is your body clearing out toxins
NOTE: In the first couple of days up to a week, you could actually have MORE bloating and gas. According to Brian, this is completely normal and common. Don’t let that deter you. If needed, only take 1/2 a scoop to get started, and build up from there.
Week 3-4: Stabilization
- More consistent energy
- Less brain fog
- Improved digestion
- Fewer reactive episodes to foods
Week 4-8: Deeper Healing
- Improved food tolerance
- More resilient to stress
- Better sleep quality
- Noticeable reduction in chronic symptoms
Week 8-12: Transformation
- Significantly expanded food choices
- Predictable digestion
- Stable energy throughout the day
- Reduced need for reactive supplements
Important: This is with consistent daily use. Sporadic use will give sporadic results.
Who Should NOT Use SBI
Let’s talk about safety and contraindications.
SBI is derived from bovine serum, so:
❌ Do NOT use if you have a severe beef/dairy allergy (Note: Most people with lactose intolerance or dairy sensitivity can tolerate SBI fine, as it contains minimal lactose and casein)
❌ Avoid if you have religious or ethical restrictions against bovine-derived products
✓ Safe for most people, including:
- Those with IBS, IBD, or leaky gut
- Post-antibiotic use
- Food sensitivities
- SIBO (all types)
- Candida overgrowth
- Children (consult with healthcare provider for dosing – I give it to my children daily, notably during cold and flu season)
Always consult with your healthcare provider before starting any new supplement, especially if you’re pregnant, nursing, or taking medications.
Why This Changes Everything
After 20 years of personal gut healing and helping thousands of others through my books, courses, and supplements, here’s what I know for certain:
The protocols that only focus on addition will always fall short.
You need to:
- Remove what’s causing harm (binders, elimination diet)
- Replace what’s missing (HCL, enzymes, nutrients)
- Reinoculate with beneficial bacteria (probiotics, fermented foods)
- Repair the gut lining (L-glutamine, collagen, tributyrin)
- Rebalance your lifestyle (stress, sleep, movement)
This is the famous 5R Protocol I teach extensively.
But here’s what I’ve learned: #1 (Remove) is the step most people skip or do inadequately.
They focus on diet removal (removing gluten, dairy, etc.) but forget about actively removing the accumulated toxic burden already present in the gut.
This is where Tummy Soothe comes in.
It fills that binding gap.
Real Results from Real People
“I can say without a doubt that my digestive system is much happier since I started including this in my protocol!” — Sonia P.
“I need to reorder Tummy Soothe and pay for 1 day shipping because I’m out of this product and need it ASAP. Tummy Soothe is an awesome product and it is really helping me.” – Kari W.
“I don’t do this lightly. I’ve tested Tummy Soothe on myself for months before ever making it available. And I’ve researched ImmunoLin (the SBI ingredient) obsessively. I’ve interviewed the scientists behind it”. – SKH
This is the supplement I wish I’d had 20 years ago when I was struggling with SIBO and IBS and nothing was working.

The Bottom Line
Your gut healing protocol isn’t stalling because you’re doing something wrong.
It’s stalling because you’re missing a crucial piece: active removal of the daily toxic accumulation that’s keeping your gut inflamed and reactive.
You can’t out-probiotic a toxic gut.
You can’t out-supplement chronic exposure to inflammatory compounds.
And you can’t heal what you’re not actively helping your body clear.
This is the binding gap—and filling it changes everything.
Ready to fill your binding gap?
Get Tummy Soothe here (Use code: AGUTSYGIRL to save 15% at checkout)
Have questions? Drop them in the comments below or send me a DM on Instagram. I read and respond to every single one.
Xox,
SKH
P.S. If you found this helpful, please share it with someone who’s been struggling with their gut. The binding gap is something almost no one is talking about—but it could be the missing piece in their healing journey.
Sources for all information:
- LPS/Endotoxin Study
- Gliadin/Gluten Study
- Bacterial Toxins Study
- Candida Immune Response Study
- SBI Safety/Tolerance Study
- SBI Binding Agents (Proliant PDF)
- IBS-D Clinical Study
- SBI for Enteropathy (World Journal of Gastro)
- SCFA Production Study
- Mouse Model Colitis Study
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