Hialeah, Florida

Built From the Ground Up to Be Best in Class

Certified Nutra Labs is a dietary supplement contract manufacturer that was built — from facility design to final certification — to meet the highest manufacturing standards in the industry.

Our Story

20+ Years of Pharmaceutical-Grade Excellence

Certified Nutra Labs was built from the ground up with a singular focus: achieve the highest certifications in the dietary supplement industry and maintain them without compromise.

With over 20 years of pharmaceutical-grade manufacturing experience and more than 1,000 formulations developed, we've earned what very few facilities can claim: triple NSF certification. Our NSF/ANSI 455 Grade A, NSF GMP, and NSF Certified for Sport certifications are independently audited every year.

Located in Hialeah, Florida — our FDA-registered facility operates in-house HPLC and ICP-MS analytical laboratories, eliminating the delays and uncertainties of third-party testing.

By the Numbers

20+ Years of pharmaceutical-grade manufacturing experience
1,000+ Dietary supplement formulations developed
49 Employees across manufacturing, QA, lab, and admin
3 Independent NSF certifications (audited annually)
270+ NSF Certified for Sport products manufactured

What Drives Us

🛡️

Certification First

We don't pursue certifications as marketing tools. We built our entire operation around meeting the highest standards, then pursued the certifications to prove it.

🔍

Transparency

Every batch comes with complete documentation. Full COAs from our in-house labs, detailed batch records, and open-door facility access for clients.

🎯

Precision

20+ years of pharmaceutical-grade discipline applied to every product. From raw material qualification through final release testing, nothing ships without verification.

Our Facility

Our Hialeah, Florida facility was purpose-designed for NSF-certified dietary supplement manufacturing, with dedicated areas for production, packaging, laboratory testing, and raw material storage.

Certified Nutra Labs manufacturing floor — operators in GMP gowns and hairnets working on a pharmaceutical-grade packaging line

Facility tour: packaging line, capsule filling, labeling, and quality control operations

Manufacturing floor with dedicated production lines
In-house HPLC analytical laboratory
In-house ICP-MS heavy metals testing lab
Climate-controlled raw material warehouse
Dedicated packaging and labeling area
Quality control and documentation center
FAQ

Frequently Asked Questions

Questions about our company and facility.

Who owns Certified Nutra Labs?
Certified Nutra Labs is led by Plant Manager and President Stefan Stroh, who brings over 20 years of pharmaceutical-grade manufacturing experience.
How many employees does CNL have?
We employ approximately 49 people across manufacturing, packaging, quality assurance/quality control, warehouse operations, technical services, and administration.
Can I visit the CNL facility?
Yes. We welcome facility tours and supplier qualification visits by appointment. Contact us to schedule a visit to our Hialeah, Florida facility.
Do you work with international clients?
Yes. We have particular expertise helping European brands (DACH region) enter the US market. We can provide guidance on FDA compliance, NSF certifications, and US labeling requirements for international brands.

Want to See Our Facility?

Schedule a tour of our NSF-certified manufacturing facility in Hialeah, Florida. See our labs, production lines, and quality systems firsthand.

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