Full-Service Supplement Manufacturer

Direct Supplement Contract
Manufacturer in Delaware, USA

Skip the Broker. Partner with a True Factory.

Experience scalable, risk-free manufacturing in our NSF Grade A, ISO 7 Class Cleanroom. With AI-driven precision, in-house R&D, and an impressive capacity of 600,000 capsules/hour, we turn your formulas into market-ready products faster than the competition.

Cost Efficiency
Pharma-Grade Safety
Stable Capacity
Hyper-Responsive
NSF CERTIFIED
NSF CERTIFIED
NSF/ANSI 455-2 Certified Facility
cGMP COMPLIANT
cGMP COMPLIANT
21 CFR Part 111
FDA REGISTERED FACILITY
FDA REGISTERED FACILITY
Highest industry standard for quality
MADE IN USA
MADE IN USA
Dover, DE

Explore Delivery Formats

From capsules to flexible packaging, we help turn your formula into a format that fits your brand, channel, and customer experience.

Capsules

Capsules

Sachets

Sachets

Stick Packs

Stick Packs

Pouches

Pouches

Scalable Supplement Manufacturing Solutions

We scale with your brand, offering specialized production lines designed for efficiency, purity, and rapid turnaround times.

High-volume capsule manufacturing line

High-Volume Capsule Manufacturing

Engineered for enterprise-level volume without compromising precision. Our state-of-the-art facility features high-speed automated encapsulation lines with a capacity of up to 600,000 capsules per hour. Utilizing advanced V-blenders for flawless powder homogenization, we guarantee absolute dose uniformity in every single capsule, produced strictly within our ISO 7 cleanroom to eliminate contamination risks.

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Custom flexible packaging — stick packs and sachets

Custom Flexible Packaging

Adapt to modern consumer demands with our versatile packaging capabilities. From single-serving Stick Packs and Sachets to bulk Resealable Pouches, we provide end-to-end flexible packaging solutions. Supported by our in-house design team, we ensure rapid label adjustments and compliance checks, drastically reducing your time-to-market.

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A true supplement manufacturer — Riverpharm production facility
1,000+Products Made
4hrEmail Response
100%USA Made

The Direct Factory Advantage:
A True Supplement Manufacturer

We are not brokers or middlemen — we are a genuine, Delaware-based manufacturing powerhouse. By eliminating the middleman, we offer transparent, highly competitive pricing directly to brands.

What sets us apart? Our proprietary AI-Assisted + Human Expert Workflow. This innovative dual-layer control doubles our production efficiency while maintaining pharmaceutical-grade quality. From raw material sourcing to final testing, you are working directly with the source.

Visit Our Facility
Industrial-Scale Velocity
600,000 Caps/Hour and a fully automated high-speed bottling line.
Competitive Pricing
By controlling quality and costs internally, we provide superior products at prices that keep you profitable.
Aggressive Turnaround
Most testing is completed in-house, which reduces lead times by 30%.
Pharma-Grade Standards
Class A cleanroom production with NSF cGMP certified. FDA compliant.
Get Your Quote Now

USA Supplement Contract Manufacturer

Why Brands Choose Our USA Manufacturing Facility

Choosing the wrong contract manufacturer can cost you market share and brand reputation. See how our premier US-based facility stacks up against typical industry nightmares.

The “Other Guys”: Industry Pitfalls

Hidden fees, missed deadlines, and compromised quality.

Slow Production Times

Original 8-week lead time delayed to 12+ weeks: Poor planning and shortages caused costly stockouts.

High Contamination Risks

Standard environments risk cross-contamination, forcing costly and stressful batch remakes.

Slow Outsourced Testing

Relying on 3rd-party labs delays launches. Skipped testing risks FDA warning letters.

Fragmented R&D Services

Disconnects between external formulators and factories lead to endless revisions.

Ghosting & Poor Support

Waiting days for quotes or compliance answers stalls your business growth.

Hidden Middleman Markups

Brokers posing as manufacturers add hidden margins, severely impacting your profit.

Our Standard

Our Facility: Premier USA Manufacturing

Efficient, transparent, and cGMP-certified partner.

AI-Driven 4-6 Wk Lead Time

AI workflows and stocked raw materials ensure rapid 4-6 week delivery.

ISO 7 Pharma Cleanrooms

Produced in ISO Class 7 cleanrooms to ensure cGMP compliance and pure batch yields.

In-House Quality Testing

On-site lab conducts rigorous identity & purity testing for full FDA compliance.

On-Site R&D & Designers

Expert formulators provide custom private label solutions & fast packaging edits.

24-48H Rapid Response

Dedicated account managers provide fast quotes & expert support within 24-48 hours.

Direct Factory Pricing

Cut out the broker. Get transparent, competitive B2B pricing direct from the source.

cGMP Certified
Made in USA
FDA Registered
Direct-to-Factory Process

Direct-to-Factory Process

Skip the delays. Get your supplements to market faster with our seamless 3-step manufacturing process.

Step 01

Submit Your Formula

Share your formula specifications, format, target volume, and timeline. We respond with a detailed quote within 24 hours.

Step 02

Factory Review & Approval

Our QC and R&D team reviews your formula for cGMP compliance and feasibility. NDA signed before any data exchange.

Step 03

Production & Delivery

Your approved formula enters full-scale production. Track status in real-time and receive market-ready products on schedule.

Our Core Services

End-to-end manufacturing solutions from formulation through fulfillment — all under one roof, with one dedicated team.

High-Capacity Supplement Manufacturing

USA-based, cGMP-certified contract manufacturing for capsules, powders, and stick packs. Scalable production lines engineered for mid-to-large volume brands demanding strict FDA compliance and rapid turnaround times.

Production Line

Production Line

High-speed cGMP manufacturing

Custom formulation & R&D development
Raw material sourcing & identity testing
High-speed encapsulation & powder blending
ISO 7 cleanroom production environments
Comprehensive COA & 3rd-party testing
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Proven Track Record

Turn Your Vision into Market-Leading Supplements

From urgent high-capacity runs and complex formulation R&D to full-scale D2C brand expansion, top US health brands trust our contract manufacturing expertise.

High-speed supplement capsule filling machine operator in a cGMP facility
Capacity & Speed

Urgent High-Volume Capsule Manufacturing

5M+Capsules Delivered Early

The Challenge

A viral product spike required an urgent restock of 5M capsules within 30 days to prevent a nationwide stockout.

Our Solution

Deployed 3 high-speed filling lines (600k caps/hr) and automated bottling, running 24/7 shifts.

The Result

Delivered 3 days early. All batches passed 3rd-party testing for strict cGMP compliance.

R&D scientist developing custom supplement formulation in a lab
R&D & Formulation

Targeted Delayed-Release Probiotics

95%+CFU Intestinal Survivability

The Challenge

Needed a 50B CFU shelf-stable probiotic with targeted intestinal release to survive harsh stomach acids.

Our Solution

Used Delayed-Release (DR) HPMC capsules, manufactured under strict climate control (RH < 20%) and nitrogen-flushing.

The Result

Achieved 24-month shelf stability and >95% gut survivability, creating an Amazon best-seller.

Warehouse worker inspecting custom packaged nutritional powders
Supply Chain & Scalability

10x Turnkey Powder Blending Scale-Up

10xMonthly Output Scaled

The Challenge

A D2C brand needed to scale protein powder output from 10k to 100k monthly units with new eco-packaging.

Our Solution

Provided a turnkey solution: large V-blenders, custom PET sourcing, automated sealing, and high-speed labeling.

The Result

Scaled seamlessly with zero stockouts. Supply chain optimization reduced COGS by 15%, boosting margins.

Trusted by Industry Leaders

Hear from the brands that have scaled their operations and improved their market presence through our pharmaceutical-grade manufacturing and stringent FDA/GMP compliance.

Partnering with this GMP-certified supplement manufacturer has transformed our supply chain. Their automated lines easily handle our 500,000-bottle monthly volume with zero delays. Outstanding efficiency and unmatched professionalism.
Robert S.

Robert S.

VP of Operations, Top 50 US Brand

Efficiency & Speed
What sets them apart as a premier B2B supplier is their proactive attitude. From custom formulation to ensuring strict EU regulatory compliance, their team is highly responsive. Scaling our sports nutrition line was a stress-free experience.
Helena M.

Helena M.

Sourcing Director, EU Sports Co.

Proactive Service
As our global wellness label rapidly expanded, we needed an OEM partner who could scale effortlessly. Their massive 100,000-class cleanroom capacity and commitment to on-time delivery have made them a strategic asset.
David K.

David K.

Founder & CEO, Global Wellness

Scalability & Global
The expertise of their formulation engineers saved us thousands in R&D. They optimized our formula for better stability and lower production costs, taking our project from concept to a smooth 500k unit pilot run in record time.
Sarah Jenkins

Sarah Jenkins

CEO, Vitality Labs

R&D Expertise
Their transparency is refreshing. We can track our production status easily, and their turnkey service communication has eliminated all our previous supply chain headaches. They truly act as an extension of our own team.
Michael Chen

Michael Chen

Founder, PurePath Nutrition

Transparency
Partnering with this GMP-certified supplement manufacturer has transformed our supply chain. Their automated lines easily handle our 500,000-bottle monthly volume with zero delays. Outstanding efficiency and unmatched professionalism.
Robert S.

Robert S.

VP of Operations, Top 50 US Brand

Efficiency & Speed
What sets them apart as a premier B2B supplier is their proactive attitude. From custom formulation to ensuring strict EU regulatory compliance, their team is highly responsive. Scaling our sports nutrition line was a stress-free experience.
Helena M.

Helena M.

Sourcing Director, EU Sports Co.

Proactive Service
As our global wellness label rapidly expanded, we needed an OEM partner who could scale effortlessly. Their massive 100,000-class cleanroom capacity and commitment to on-time delivery have made them a strategic asset.
David K.

David K.

Founder & CEO, Global Wellness

Scalability & Global
The expertise of their formulation engineers saved us thousands in R&D. They optimized our formula for better stability and lower production costs, taking our project from concept to a smooth 500k unit pilot run in record time.
Sarah Jenkins

Sarah Jenkins

CEO, Vitality Labs

R&D Expertise
Their transparency is refreshing. We can track our production status easily, and their turnkey service communication has eliminated all our previous supply chain headaches. They truly act as an extension of our own team.
Michael Chen

Michael Chen

Founder, PurePath Nutrition

Transparency

98%

Client Retention Rate

24h

Response Time

15M+

Units Produced Monthly

100%

FDA Compliance Record

Request Your Custom Quote

Fill out the form below and our team will get back to you within 24 hours with a tailored quote.

NDA Protection
We respect your IP. All inquiries are covered by our standard Non-Disclosure agreement.
24h Response
Our senior production manager will contact you within 24 hours.
Free Lab Audit
Get a free feasibility audit for your formulation upon submission.