Sterility testing screens peptide products for the presence of living microorganisms, including bacteria, yeast, and mold. These contaminants can be introduced during manufacturing, handling, packaging, or storage and are not detectable through standard chemical testing methods such as LC-MS, ICP-MS, or GC-MS.
At Optiq Health Labs, sterility testing is performed to help identify microbial contamination and provide a more complete evaluation of product quality. This testing determines whether viable microorganisms are present in a sample, helping verify that a product has been produced and handled under clean, controlled conditions.
For products intended for injection, microbial contamination can pose serious health risks. The introduction of bacteria or fungi into the body may lead to infection, inflammation, injection-site reactions, or other adverse health effects. A peptide can be correctly identified, highly pure, accurately dosed, and free of chemical contaminants, yet still contain living microorganisms. Sterility testing provides a critical layer of protection by screening for contaminants that cannot be seen and cannot be detected through chemical analysis alone.
At Optiq Health Labs, we believe comprehensive peptide testing means evaluating not only what’s in a product, but also what shouldn’t be there. Sterility testing helps provide the confidence that peptide products meet the highest standards of quality, cleanliness, and safety.
How much does LC-MS peptide purity testing cost and how long does it take?
Purity testing is one of the most important analytical procedures used in peptide quality assessment. Even when a product is labeled as a specific peptide, manufacturing processes, handling conditions, storage environments, and degradation over time can introduce additional compounds that are not part of the intended material.
At Optiq Health Labs, we use advanced Liquid Chromatography–Mass Spectrometry (LC-MS) methods to evaluate peptide purity with a high level of precision and consistency. LC-MS technology separates the individual components within a sample while simultaneously confirming molecular identity through mass analysis.
This process allows our laboratory to:
Liquid Chromatography (LC) separates the individual compounds within a sample. Mass Spectrometry (MS) then identifies and analyzes those compounds by measuring their molecular mass and structure.
We utilize Liquid Chromatography–Mass Spectrometry to separate compounds within the sample and identify the molecular mass of detectable components.
Testing helps determine the relative percentage of the intended peptide compared to other detectable substances present in the sample.
Mass spectrometry helps verify that the detected primary compound aligns with the expected molecular profile of the target peptide.
Analysis may reveal manufacturing impurities, degradation compounds, residual byproducts, or other detectable materials within the sample.
Optiq Health Labs provides peptide purity testing services for researchers and organizations throughout the United States. Samples can be submitted securely for laboratory analysis and reporting. Whether you are looking for independent peptide purity testing, LC-MS analysis, or third-party verification services, our laboratory is available to help support your analytical testing needs.
Overnight FedEx/UPS from all 50 states to our lab in California.
Standard turnaround with rush 2–3 day option available.
Comprehensive Certificate of Analysis delivered electronically.
Sterility testing detects living microorganisms such as bacteria, yeast, and mold that may be present within a peptide sample.
No. LC-MS identifies and analyzes chemical compounds but cannot determine whether living microorganisms are present. Sterility testing is required for microbial detection.
Injecting contaminated products may introduce harmful microorganisms into the body, potentially causing infections or other adverse health effects.
No. A peptide may have excellent purity and accurate potency while still containing viable microorganisms. Sterility testing evaluates microbial contamination separately from chemical quality.
No. Sterility testing complements purity, identity, potency, heavy metals, endotoxin, and residual solvent testing to provide a more complete evaluation of peptide quality.
Our team is ready and waiting to answer any questions you may have about peptide testing.
Independent Peptide Testing You Can Trust
Copyright © . All rights reserved.