Natural Product Analysis

Third-Party Laboratory Testing for Supplements

Phase 4 Services offers chemical and microbiological testing of dietary supplements to verify product safety, label accuracy, and regulatory compliance. Our laboratory supports manufacturers, distributors, and regulators with expert analysis and documentation.

What We Offer

Label Accuracy and Adulteration Testing

We test dietary supplements to confirm ingredient identity, strength, and purity. Our lab also identifies adulterants, undeclared substances, and inaccurate ingredient claims using validated methods and instrumentation.

Contaminant and Toxin Detection

We screen for heavy metals, residual solvents, pathogens, mycotoxins, molds, and bacteria which could render a supplement unsafe or noncompliant. We offer total plate counts, Most Probable Number, and pathogen identification (Salmonella, E. coli, etc.) and a suite of chemical analyses.

Regulatory Compliance Testing