What TruMune Really Does for Your Dog: The Science Behind Bully Max Performance
TruMune isn’t marketing fluff. It’s one of the most researched postbiotics used in canine nutrition, and the data behind it is straight-up legit. Two controlled studies at Four Rivers Kennel, LLC and the University of Illinois looked at how TruMune affects dogs under exercise stress and transport stress, the same kind of real-world performance pressure Bully Max dogs deal with every day.
Across both studies, TruMune delivered measurable improvements in vitality, muscle recovery, immune readiness, antioxidant capacity, and overall gut health.
And this is exactly why TruMune is added to Bully Max 30/20 High Performance Dog Food and Bully Max High Protein & Growth Puppy Food — to give working dogs, sport dogs, and growing puppies a real advantage.
What TruMune Is
TruMune is a postbiotic made from Saccharomyces cerevisiae fermentation products (SCFP). These compounds contain bioactive metabolites that support:
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Immune cell function
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Antioxidant capacity
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Muscle recovery
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Gut microbiome balance
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Stress resistance
According to a document from 2021, TruMune is specifically developed to “support gut health, immune balance, and vitality in dogs”.
Why Bully Max Customers Care About TruMune
Your customers are focused on growth, muscle, energy, endurance, and overall performance. TruMune directly supports all five.
Below is what the research shows — using the exact numbers measured in the controlled trials.
Hard Data That Actually Matters
1. Dogs ran faster with TruMune
In working Labradors, TruMune increased running speed during 6-mile and 10-mile runs compared to control-fed dogs.
Speed increases = higher work output = better performance.
2. TruMune fed dogs showed stronger antioxidant defenses
Antioxidant capacity is directly tied to muscle recovery and endurance.
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Study 1: TruMune-fed dogs showed significantly improved antioxidant capacity (P < 0.0001) at the high inclusion level.
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TBARS (a marker of oxidative damage) linearly decreased with TruMune inclusion (P < 0.01).
Lower oxidative stress = better recovery, less muscle breakdown, and higher performance during repeated exercise.
3. TruMune reduced muscle stress (lower creatine kinase)
Creatine kinase (CK) is a blood marker associated with muscle damage.
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In Study 1, serum CK was significantly lower in TruMune-fed dogs (P < 0.03).
Less muscle damage = better durability, recovery, and training frequency.
4. Supports gut microbiome stability under stress
TruMune increased beneficial gut bacteria:
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Lactobacillus increased during exercise stress (P = 0.02)
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Butyricicoccus increased during transport stress (P = 0.07)
This matters because the microbiome directly influences:
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Nutrient absorption
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Energy extraction
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Immune readiness
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Stool quality
TruMune-fed dogs maintained more stable fecal dry matter and firmer stools than control dogs.
5. Enhanced immune response
Immune biomarkers responded strongly to TruMune:
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Haptoglobin increased (P < 0.0001)
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Serum Amyloid A increased (P < 0.05)
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TNF-α increased (P < 0.007)
These are part of the dog’s innate immune response — the fast-response system that protects against stress, inflammation, and environmental challenges.
These improvements came directly from the TruMune groups, not from the control dogs.
6. Better stress management
In Study 2:
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Saliva cortisol increased more predictably in TruMune-fed dogs during transport stress (P < 0.0001)
This suggests TruMune helps dogs respond more efficiently to stress, which matters for:
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Working dogs
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Sporting dogs
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High-activity breeds
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Dogs exposed to travel or environmental stress
What This Means for Bully Max Customers
If your customers want:
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Bigger muscle
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Better recovery
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Higher energy
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More endurance
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Healthier digestion
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Stronger immune response
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Better performance during work or sport
TruMune directly contributes to every single one.
This is why TruMune is included in:
🔗 Bully Max 30/20 High Performance Dog Food
https://shop.bullymax.com/products/high-protein-dog-food
🔗 Bully Max High Protein & Growth Puppy Food
https://shop.bullymax.com/products/puppy-food-dry-kibble
These formulas give dogs the highest nutrient density, zero fillers, and support from TruMune, which is proven to enhance vitality in active dogs.
Bottom Line
TruMune is one of the very few canine ingredients backed by controlled, published scientific research on real dogs under real performance stress.
According to the study:
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Dogs ran faster
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Recovered better
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Showed lower muscle damage
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Had higher antioxidant protection
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Had improved immune activation
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Maintained better gut health
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Handled stress more efficiently
For Bully Max customers — especially owners of high-drive, athletic, or growing dogs — these are the metrics that matter.
TruMune isn’t just a “nice to have.”
It’s a performance multiplier, and it’s already built into the two Bully Max formulas designed for strength, growth, and power.



