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Ensuring safety, quality, and shelf-life of food products...

Food Challenge Studies at ProbionalytiX Labs

Challenge studies, also known as Microbial Challenge Tests, are designed to determine how food products behave under certain conditions and how they support or inhibit the growth of microorganisms. At ProbionalytiX Laboratories, the following challenge studies can be conducted on food products 

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PROBIONALYTIX LABS TECHNICAL SERVICES

Pathogen Challenge Testing

Spoilage Organism Challenge Testing

Spoilage Organism Challenge Testing

  • Salmonella: Assess the growth or survival of Salmonella in food products.


  • Listeria monocytogenes: Evaluate how Listeria monocytogenes behaves in refrigerated foods.


  • E. coli O157: Determine the survival or growth rate of E. coli O157 in various food matrices.


  • Staphylococcus aureus: Test for the growth of Staphylococcus aureus and its toxin production.

Submit A Project

Spoilage Organism Challenge Testing

Spoilage Organism Challenge Testing

Spoilage Organism Challenge Testing

  • Mold and Yeast: Identify the potential for mold and yeast growth under specific storage conditions.


  • Lactic Acid Bacteria: Evaluate the impact of lactic acid bacteria on product shelf life.


  • Bacillus spp.: Determine the behavior of Bacillus species in food products.

Submit A Project

Shelf Life Studies

Spoilage Organism Challenge Testing

Preservative Efficacy Testing

  • Accelerated Shelf Life Testing: Assess the longevity of food products under accelerated conditions to predict actual shelf life.


  • Real-Time Shelf Life Testing: Monitor food products over time under normal storage conditions to determine shelf life

Submit A Project

Preservative Efficacy Testing

Probiotic Stability and Interaction Studies

Preservative Efficacy Testing

  •  Antimicrobial Agents: Evaluate the effectiveness of preservatives or antimicrobial agents in inhibiting microbial growth in food products 

Submit A Project

Temperature Abuse Studies

Probiotic Stability and Interaction Studies

Probiotic Stability and Interaction Studies

  • Temperature Variations: Assess the impact of temperature fluctuations on the microbial safety and quality of food products.


  • Thermal Processing Validation: Validate thermal processes to ensure microbial safety.

Submit A Project

Probiotic Stability and Interaction Studies

Probiotic Stability and Interaction Studies

Probiotic Stability and Interaction Studies

  • Viability of Probiotics: Assess the survival of probiotic strains in food products during storage.


  • Interaction with Food Matrix: Determine how probiotics interact with other ingredients and the food matrix

Submit A Project

Challenge Studies for Novel Ingredients

Challenge Studies for Novel Ingredients

Challenge Studies for Novel Ingredients

  • New Formulations: Test how new ingredients or formulations affect the microbiological safety and stability of food products.


  • Functional Foods: Evaluate the microbiological safety of foods with added health benefits, such as functional foods.

Submit A Project

Packaging Studies

Challenge Studies for Novel Ingredients

Challenge Studies for Novel Ingredients

  • Modified Atmosphere Packaging (MAP): Evaluate the impact of MAP on microbial growth and product shelf life.


  • Vacuum Packaging: Determine the effects of vacuum packaging on the survival of spoilage organisms and pathogens

Submit A Project

Hygiene and Sanitation Efficacy Studies

Challenge Studies for Novel Ingredients

Hygiene and Sanitation Efficacy Studies

  • Sanitation Protocols: Assess the effectiveness of cleaning and sanitation protocols in reducing microbial contamination. 
  • Wipes, Disinfectants etc

Submit A Project
  • Pathogen Displacement
  • Probiotic Adhesion Test
  • Detoxification Test
  • Nutrient Production Test
  • Antimicrobial Production
  • MICROBIOME PROFILING
  • PROBIOTIC STRAIN TYPING
  • CULTURE & STRAIN STORAGE
  • VIABILITY OPTIMISATION
  • EFFICACY ANALYSIS
  • ANTIBIOTIC RESISTANT TEST
  • PRODUCT CHALLENGE STUDIES
  • Probiotic Clinical Trials
  • Fatty Acid Profiling
  • Volatile Fatty Acid (VFA)
  • Trans Fat Analysis
  • Omega Fatty Acid Analysis
  • FAME Analysis
  • Short-Chain Fatty Acid
  • Protein-OMICS Analysis
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