Elevate Your Supplement Brand with Our Expertise
Custom Probiotic & Prebiotic Manufacturer
From concept to finished product, our state-of-the-art facilities and expert team provide end-to-end supplement manufacturing solutions tailored to your supplement brand’s unique needs.
“Our commitment to responsive service, transparency, expert support, unrivaled quality and competitive pricing sets NutraSeller apart as a trusted manufacturing partner for supplement brands.”

William Cartwright
Our Founder







Custom Probiotic Manufacturer - Advanced Gut Health Supplements
Looking for a trusted probiotic and prebiotic manufacturer for your brand? NutraSeller specializes in premium gut health formulations, delivering clinically tested probiotic strains and innovative prebiotic blends with verified potency and exceptional survivability.
Our GMP-certified, FDA-registered facilities ensure every product meets the highest quality standards, while our diverse delivery options—from delayed-release capsules to shelf-stable gummies—provide your customers with convenient, effective gut health solutions.
Partner with NutraSeller for complete manufacturing support, from custom formulation and stability testing to private labeling and regulatory compliance, and launch your standout gut health brand with confidence.
- Expert Guidance
- Endless Possibilities
- Completely Unique


Why Choose NutraSeller for Your Probiotic and Prebiotic Manufacturing
When selecting a manufacturing partner for your gut health supplements, NutraSeller delivers unmatched value through our comprehensive approach to quality and innovation.
Our formulations feature only clinically tested probiotic strains with documented efficacy across digestive health, immune function, and microbiome balance.
We customize prebiotic fiber blends—including FOS, inulin, acacia fiber, and resistant starches—to perfectly complement your probiotic formula and target specific health benefits.
Every product batch undergoes rigorous third-party testing in our GMP-certified facilities, ensuring consistent purity, potency, and safety that builds consumer trust.
Our advanced delivery systems, including delayed-release capsules, microencapsulation technology, and synbiotic formulations, guarantee superior survivability and effectiveness compared to standard supplements.
With flexible minimum order quantities and scalable production capabilities, we provide the perfect manufacturing solution whether you’re launching your first product or expanding an established supplement line.

Your Private Label Probiotic & Prebiotic Manufacturing Experts
All Types of Probiotic & Prebiotic Supplements We Manufacture
As specialized probiotic and prebiotic manufacturers, we offer comprehensive gut health solutions with customizable formulations for your brand’s unique positioning and target audience.
✔ Probiotic Strains Available
- Lactobacillus Acidophilus – Supports digestion and immune health
- Bifidobacterium Bifidum – Promotes gut flora balance and nutrient absorption
- Lactobacillus Rhamnosus – Aids in gut-brain health and mood regulation
- Saccharomyces Boulardii – Clinically proven for gut integrity and immunity
- Bacillus Coagulans – Highly stable spore-forming probiotic for digestion
- Streptococcus Thermophilus – Aids in lactose digestion and gut balance
✔ Prebiotic & Fiber Ingredients
- Inulin (Chicory Root Fiber) – Feeds beneficial gut bacteria
- Fructooligosaccharides (FOS) – Promotes gut flora growth
- Resistant Starch (Green Banana, Potato Starch) – Supports metabolic health
- Acacia Fiber – Helps regulate digestion and gut barrier function
- Galactooligosaccharides (GOS) – Enhances gut microbiota diversity
✔ Popular Probiotic & Prebiotic Formulations
- High-Potency Probiotic Capsules (10 Billion – 100 Billion CFU)
- Prebiotic + Probiotic Synbiotic Blend
- Shelf-Stable Spore-Based Probiotic Formula
- Digestive Enzyme + Probiotic Blend
- Probiotic + Postbiotic Gut Health Complex
- Kids & Women’s Probiotic Gummies
✔ Custom Flavor Options for Powders & Gummies
- Mixed Berry
- Lemon Ginger
- Pineapple Coconut
- Strawberry Banana
- Unflavored (For Capsules & Powders)
Our Microbiome-Focused Manufacturing Process
1️⃣ Consultation & Custom Formulation
Begin your journey with a specialized consultation where our microbiome scientists and formulation experts analyze your target market needs and develop a unique probiotic or prebiotic formula. We select optimal bacterial strains, prebiotic fiber combinations, and delivery systems based on your specific product goals and stability requirements.
2️⃣ Strain-Specific Ingredient Sourcing
We meticulously source human-compatible probiotic strains with documented clinical efficacy and stability profiles. Our procurement team selects premium prebiotic fibers and complementary ingredients that enhance bacterial viability and functionality while meeting all regulatory standards.
3️⃣ Controlled-Environment Manufacturing
Our climate-controlled facilities maintain precise temperature and humidity levels critical for probiotic viability. Each batch undergoes specialized testing for colony-forming unit (CFU) counts, strain identification, contamination screening, and stability testing under various environmental conditions to ensure potency through shelf life.
4️⃣ Microbiome-Optimized Packaging
Probiotic formulations receive specialized packaging solutions including nitrogen-flushed bottles, desiccant protection, and stability-enhancing blister packs. Our regulatory team ensures all label claims for strains, CFU counts, and prebiotic content meet stringent FDA and international compliance standards.
5️⃣ Cold-Chain Fulfillment
Temperature-sensitive probiotic formulations receive specialized handling through our cold-chain fulfillment process, maintaining optimal viability from production to delivery. We provide comprehensive stability data and handling guidelines to support your distribution requirements for both domestic and international markets.
Compliance & Quality Assurance for Microbiome Products
Our specialized approach to probiotic and prebiotic manufacturing incorporates advanced microbiological quality control protocols that exceed standard supplement requirements:
- Strain-Specific Identification Testing – DNA sequencing verification ensures probiotic strain authenticity and matches species claims on labels
- Viable Cell Count Analysis – Flow cytometry and advanced plate counting methods verify exact CFU levels through production and shelf life
- Microbiome Survivability Testing – Simulated gastric acid and bile salt resistance testing confirms probiotics reach the intestinal tract alive
- Contamination Prevention Protocols – Specialized cleanroom environments and cross-contamination prevention exceeding GMP requirements
- Stability Verification – Accelerated and real-time stability testing with specialized storage parameters for live bacterial cultures
Specialized Microbiome Product Formats
✔ Advanced Delivery Systems:
- Bio-Protected Capsules – Time-released, enteric-coated, and acid-resistant technologies for targeted intestinal delivery
- Microencapsulated Powders – Lipid-protected probiotic strains with enhanced shelf stability and gastric transit survival
- Shelf-Stable Spore Formulations – Heat-resistant Bacillus strains maintaining viability without refrigeration
- Synbiotic Gummies – Specialized manufacturing process preserving both prebiotic fiber integrity and probiotic viability
- Cold-Processed Liquid Cultures – Live fermented probiotic formulas with enhanced bioavailability
✔ Innovative Microbiome Formulations:
- Strain-Specific Targeted Blends – Customized bacterial combinations for digestive, immune, mental wellness or women’s health
- Precision Prebiotic Profiles – Tailored fiber combinations supporting specific bacterial populations
- Microbiome + Botanical Synergies – Probiotic formulas enhanced with gut-supporting botanicals like ginger, peppermint, and chamomile
- Complete Gut Ecosystem Support – Comprehensive formulations combining probiotics, prebiotics, postbiotics, and digestive enzymes