Microbiome Labs MegaSporeBiotic

Price range: $92.80 through $234.00

Foundational iFoundational

A 100% spore-based, broad-spectrum probiotic shown to maintain healthy gut barrier function. This unique all-spore formula effectively RECONDITIONS the gut by promoting microbial diversity and maintaining key health-promoting, commensal gut bacteria.

MegaSporeBiotic™ does not require refrigeration and maintains a healthy gut microbiome.

What is MegaSporeBiotic and who is it for?

MegaSporeBiotic is a spore-based probiotic formula containing five Bacillus strains designed to survive stomach acid and activate in the large intestine. Unlike traditional probiotics that attempt to colonise the gut with live cells, this formula works by reconditioning the microbiome environment itself, encouraging the growth and diversity of your own beneficial bacteria. It’s ideal for anyone looking to support digestive health, maintain microbial balance, or restore gut function after dietary changes, stress, or antibiotic use.

This product is particularly valuable for individuals in the Functional Medicine space who understand that gut health is foundational to overall wellness. Whether you’re managing occasional digestive discomfort, supporting immune function, or simply prioritising microbiome resilience, MegaSporeBiotic offers a stable, shelf-stable alternative to traditional refrigerated probiotics.

Fairfield Nutrition Thoughts

Rather than viewing probiotics as a band-aid that temporarily populates the gut, spore-based formulas work more like gardeners.. they create conditions for your existing microbial ecosystem to flourish. This aligns perfectly with Functional Medicine principles: we’re not replacing function; we’re restoring the body’s capacity to function optimally.

The five Bacillus strains in this formula have been selected for their ability to thrive in challenging conditions and produce metabolites that support gut barrier integrity and microbial diversity. For practitioners and patients alike, this represents a more sophisticated, research-informed approach to microbiome support than many conventional probiotic blends.

Why choose spore-based probiotics?

Traditional probiotics contain live Lactobacillus and Bifidobacterium cells that are fragile. They struggle to survive stomach acid, bile salts, and the hostile upper digestive environment. Many don’t make it to the colon alive, which is where they’re needed most. You’re essentially paying for bacteria that may never reach their destination.

Bacillus spores are fundamentally different. They’re dormant, protective structures—think of them as microscopic seeds. They pass through the stomach intact, germinate in the colon’s neutral pH environment, and then actively colonise and support your microbiome. This means higher viability, more reliable outcomes, and a formula that doesn’t require refrigeration or careful handling. For individuals with compromised digestion, low stomach acid, or those taking acid-reducing medications, spore-based probiotics are often significantly more effective.

How does it work?

Imagine your gut microbiome as a garden. Traditional probiotics are like planting seeds in poor soil—they may germinate briefly, but without the right conditions, they won’t establish. Spore-based probiotics work differently: they improve the soil first.

Spore Germination in the Colon: The five Bacillus strains remain dormant as spores until they reach the large intestine, where the pH and environment trigger germination. Once activated, these strains produce beneficial metabolites, including short-chain fatty acids (butyrate), that nourish colonocytes and support barrier function.

Microbiome Reconditioning: Rather than attempting to permanently colonise, these strains create an environment where your own commensal bacteria—the beneficial species naturally present in a healthy gut—can thrive. They produce antimicrobial compounds that suppress pathogenic organisms, reduce inflammation, and restore microbial diversity. This is why the formula is described as “reconditioning” rather than “reseeding.”

Gut Barrier Support: A compromised gut barrier (increased intestinal permeability) is foundational to many chronic health challenges. Bacillus strains produce butyrate and other metabolites that strengthen tight junctions between intestinal cells, reinforce the mucus layer, and support the integrity of the epithelial barrier. This is particularly important for individuals managing occasional digestive discomfort or those recovering from dysbiosis.

Immune Modulation: Approximately 70% of immune tissue is located in the gut. A diverse, balanced microbiome signals immune tolerance and reduces inappropriate inflammatory responses. The metabolites produced by these Bacillus strains support regulatory T cell development and contribute to immune homeostasis without suppressing necessary immune function.

What can this support?

This formula provides nutritional support for:

Post-Antibiotic Recovery: Antibiotics indiscriminately eliminate both pathogenic and beneficial bacteria. MegaSporeBiotic helps restore microbial diversity and re-establish a balanced microbiome when taken during or after antibiotic courses.

Digestive Health and Occasional Discomfort: By supporting barrier function and reducing dysbiosis-related inflammation, this formula may help maintain comfortable digestion and normal bowel regularity.

Stress-Related Microbiome Disruption: Chronic stress impairs gut barrier function and reduces microbial diversity. The spore-based strains help counteract these effects and support resilience during demanding periods.

Immune System Support: A healthy microbiome is essential for balanced immune function. By promoting microbial diversity and barrier integrity, MegaSporeBiotic provides foundational support for immune resilience.

General Microbiome Maintenance: Even in the absence of acute concerns, many individuals use spore-based probiotics as part of a preventative wellness routine to maintain a robust, diverse microbiome and support long-term digestive health.

Common questions

How long does it take to notice results?
Microbiome changes occur gradually. Some individuals notice improvements in digestion and energy within 1-2 weeks, while more significant shifts in barrier function and microbial diversity typically take 4-12 weeks of consistent use. This is why the suggested use includes a gradual introduction protocol.

Can I take MegaSporeBiotic with other supplements or medications?
Generally yes, but timing matters. Take probiotics at least 2 hours away from antimicrobial herbs or high-dose vitamin C. If you’re taking antibiotics, continue the probiotic during and for at least 2-4 weeks after completion. Consult your healthcare provider if you’re taking immunosuppressant medications.

Why doesn’t this need refrigeration?
Spore-forming Bacillus strains are inherently stable at room temperature because they’re in a dormant, protective state. This makes MegaSporeBiotic convenient for daily use, travel, and long-term storage without potency degradation—a significant advantage over traditional probiotics.

Is this suitable for sensitive digestion or FODMAP diets?
Yes. The formula contains no prebiotic fibres, added sugars, or fermented ingredients that might trigger sensitivity. It’s well-tolerated by individuals with IBS, SIBO history, or those following low-FODMAP protocols. If you experience any temporary digestive changes during the first week, this typically reflects microbiome adjustment and resolves as you continue.

Can children take this?
MegaSporeBiotic is suitable for children; however, dosage should be adjusted based on age and weight. Consult with a practitioner for paediatric dosing recommendations.

Key Features

  • Five Bacillus spore-forming strains selected for survival and efficacy in the lower digestive tract
  • Spore-based delivery system—dormant until reaching the colon, ensuring maximum viability
  • No refrigeration required; stable at room temperature for convenient daily use and travel
  • Microbiome Labs quality standards; third-party tested for potency and purity

Suggested Use

Start with 1 capsule every other day during the first week. In the second week, take 1 capsule daily. From week three onwards, take 2 capsules daily or as directed by your healthcare provider. Take with or without food. For best results, use consistently for a minimum of 8-12 weeks to support meaningful microbiome changes.

Ingredients (per 2 capsules)

  • Bacillus indicus HU36 — 20 billion CFU
  • Bacillus subtilis HU58 — 20 billion CFU
  • Bacillus clausii — 20 billion CFU
  • Bacillus coagulans — 20 billion CFU
  • Bacillus licheniformis — 20 billion CFU

Other ingredients: Vegetable capsule (hypromellose, water), microcrystalline cellulose, silica.
Free from gluten, dairy, soy, nuts, and artificial additives.

These statements have not been evaluated by the TGA. This product is not intended to diagnose, treat, cure, or prevent any disease.

Weight 0.0535 kg
Dimensions 6 × 6 × 11 cm
Active Ingredient

Bacillus clausii, Bacillus coagulans, Bacillus indicus, Bacillus licheniformis, Bacillus subtilis, Spore Based Probiotics

Size

60 caps, 180 caps

Brand

Microbiome Labs

Microbiome Labs – Practitioner-Grade Microbiome & Probiotic Support in Australia

Practitioner-grade microbiome and foundational nutrition support Microbiome Labs develops spore-based probiotics and microbiome-focused supplements available in Australia through Fairfield, designed to support gut and immune health in a more stable, predictable way than many traditional probiotic products. At Fairfield, we stock the full Microbiome Labs range. These products are widely used by practitioners and are backed by a substantial body of research, particularly in the area of spore-based probiotic technology. They are not positioned as quick fixes or “one-size-fits-all” solutions. They tend to work best when used thoughtfully and alongside solid nutritional and lifestyle foundations.

How Microbiome Labs probiotics differ from typical probiotics

Why spore-based probiotics matter

Many conventional probiotics contain live bacteria that are fragile and may not survive stomach acid or reach the gut in meaningful numbers. Spore-based probiotics are designed to be more resilient, which for many people translates to:
  • better survival through digestion
  • more consistent effects
  • improved tolerance compared with some traditional probiotic blends
This doesn’t mean they’re right for everyone — but for many people, they’re a more reliable starting point.

How to think about using Microbiome Labs products

Rather than treating all probiotics or microbiome supplements as interchangeable, we find it more helpful to think in terms of foundational support and targeted support. This helps reduce unnecessary stacking and makes it easier to choose products deliberately.

🟢 Foundational Microbiome Labs products

Suitable for many people, including longer-term use Some Microbiome Labs products are commonly used to support: These products suit most people, including many who haven’t tolerated traditional probiotics well. Those with very sensitive systems may still benefit from slower introduction. Examples include:
  • MegaSporeBiotic® – spore-based probiotic support
  • MegaPre™ – prebiotic fibre to support microbial balance
  • MegaMarine™ – omega-3 fatty acids as a foundational anti-inflammatory nutrient
  • MegaQuin™ D3 + K2 – foundational vitamin D and K support

🟡 Targeted Microbiome Labs products

Best used for specific needs or time-limited periods Other Microbiome Labs products are formulated for more specific situations, such as:
  • histamine sensitivity
  • women’s health needs
  • stress-related gut changes
  • immune modulation
These products are typically layered on top of foundations, used with a clearer purpose, and reassessed over time rather than taken indefinitely. If you’re unsure, it’s usually better to start with foundational support first.

Why buy Microbiome Labs from Fairfield

  • Australian-based, stocked locally — dispatched from Melbourne
  • Fast shipping on in-stock items, same day if your order is placed before 2pm
  • Full Microbiome Labs range available
  • Clear guidance — we prioritise understanding over upselling
Our role isn’t just to supply supplements, but to help people use them more intelligently and with greater confidence.

Microbiome Labs products available at Fairfield

Browse and purchase the full Microbiome Labs range online in Australia below. If you’re new to the brand, many people begin with foundational support before exploring more targeted options.
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Original price was: $180.40.Current price is: $171.20.
Bottle of MEGA SporeBiotic probiotic supplement with 180 capsules, labeled as antioxidant-producing and all-spore formula.
Microbiome Labs MegaSporeBiotic
Price range: $92.80 through $234.00