Your Global Quality Partner in Microbiology & Chemistry Testing
Based in Irvine, California—trusted by supplement, cosmetic, and food brands worldwide. Fast, ISO-accredited testing with expert support you can count on.
Precise Testing Backed by Scientific Rigor and Personal Service
At Qalitex Laboratories, we combine advanced instrumentation with hands-on service to deliver testing that’s both scientifically sound and operationally reliable. Whether you’re in QA, R&D, or regulatory, we help you launch and scale with confidence — offering fast turnaround, clear documentation, and expert support across every stage of your product lifecycle. From raw ingredients to final formulations, we test for what matters most: purity, stability, safety, and compliance.
Microbiological Testing for Product Safety and Compliance
Microbial contamination is a leading cause of product recalls and safety concerns especially in natural, organic, and preservative-free formulations. Our laboratory specializes in microbial analysis for cosmetics, supplements, teas, and personal care items. We routinely test for pathogens like E. coli, Salmonella, yeast, mold, and Staphylococcus aureus using validated test methods and rapid turnaround.
We support formulators, brand founders, and quality control teams looking for precise, reliable, and easy-to-understand microbiological testing results. Whether you’re verifying raw materials or final product batches, Qalitex Laboratories makes microbial quality assurance simple and science-backed.
Learn More About Our Microbiological Services
Analytical Chemistry to Verify Purity, Potency, and Identity
Analytical testing is essential to validate that your product contains exactly what it claims—and nothing it shouldn’t. Our ISO-compliant chemical analysis services verify active ingredient levels, detect contaminants, and confirm identity in complex matrices like powders, serums, teas, oils, and capsules.
Qalitex Laboratories works with dietary supplement brands to quantify ingredients . For cosmetics and personal care products, we test for ingredient consistency, contaminants, and unwanted residues. If you’re looking for dependable lab results backed by industry expertise, Qalitex Laboratories delivers clarity you can trust.
Stability Testing to Support Product Shelf Life and Quality
Your product’s shelf-life or stability can make or break customer trust. We simulate real-world storage conditions—such as heat, light, and humidity—to evaluate how your product changes over time. Qalitex Laboratories stability testing services are ideal for brands developing products .
Our reports highlight changes in texture, color, phase separation, potency, microbial growth, and packaging compatibility. This is critical data for supporting expiration dates, regulatory submissions, and product claims.
Method Development and Validation for Unique Formulations
Off-the-shelf laboratory test methods don’t always fit innovative formulations. Whether you’re developing a novel botanical blend or a waterless personal care item, we build testing methods that ensure accuracy, repeatability, and regulatory alignment.
Our scientists collaborate with your R&D or QA teams to create clear documentation that supports internal protocols and external audits. It’s science, streamlined.
Industries We Serve
Qalitex Laboratories offers full-service and comprehensive testing in the following industries.
Dietary Supplements
Capsules, powders, gummies, extracts, and functional blends
Cosmetics and Personal Care
Skincare creams, oils, serums, and waterless formulations
Dry Foods and Teas
Herbal and fruit teas, spice blends, functional ingredients
Clean-Label and Organic Brands
Products with minimal preservatives and high safety concerns
Why Choose Qalitex Laboratories?
Qalitex Laboratories is built for brands that value transparency, traceability, and testing support that grows with them.