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Douglas L. Marshall

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Douglas L. Marshall, PhD, CFS

Douglas L. Marshall, PhD, CFS

Chief Scientific Officer

Dr. Marshall is Chief Scientific Officer with Eurofins Microbiology Laboratories, Inc., a division of the global life sciences company Eurofins Scientific.  He is co-founder and Director of the Food Safety Institute, LLC, an integrated consulting and analytical services company affiliated with the Eurofins network of companies.  He is Technical Director for the Refrigerated Foods Association and Microbiology Task Force Chair for the American Spice Trade Association.  His former positions include the following:

  • Associate Dean and Professor of Public Health, College of Natural and Health Sciences, University of Northern Colorado
  • Adjunct Professor with the Colorado School of Public Health and Colorado State University
  • Professor of Food Science, Nutrition, and Health Promotion at Mississippi State University
  • Assistant Professor of Food Science at Louisiana State University
  • Contributing Editor for the peer-reviewed scientific journal Food Microbiology
  • Four consecutive terms on the editorial board of the Journal of Food Protection

He is a frequent volunteer and consultant to trade associations, NIH, WHO, FAO, USDA, and other government agencies and private companies.  His research and expertise has been featured in popular press venues such as Consumer’s Reports, Fine Cooking, USA Today, Fitness, Health, Men’s Health, Chemtech, Nature Science Updates, and ASM Journal Highlights.  He is a frequently invited speaker and a prolific book chapter writer. With over 250 publications, over 300 invited presentations, and over 100 workshops delivered, his scientific research and outreach interests focus on improving the microbiological quality and safety of foods, with emphasis on meat, poultry, seafoods, and produce.  Among these was the completion of the 4 volume Handbook of Food Science, Technology, and Engineering, which he Co-Edited.  He has been the recipient of a number of awards for his scholarly efforts including the Mississippi Chemical Corporation Award of Excellence for Outstanding Work, the International Association for Food Protection Educator and Harold Barnum Industry Awards.  He is a Fellow and former member of the Board of Directors of the Institute of Food Technologists, inaugural Chair of the International Food Science Certification Commission, and former member of the Board of Directors of the American Spice Trade Association. 

On a personal note, early in his career he served as a deck hand on an Alaskan fishing vessel (well before Deadliest Catch) and prefers to spend his free time lost on a trail in the Colorado Rocky Mountains.

Below are resources from Douglas:



The Innovative FEED Act proposes a modernized regulatory pathway for these zootechnical animal food substances, reclassifying them as food additives and enabling approval through the Food Additive Petition (FAP) process. This webinar provides insights from Eurofins’ experience navigating veterinary product development and highlight how legislative reform can unlock the next generation of feed solutions.


As global demand for animal protein continues to rise, producers, distributors, and suppliers face increasing pressure to meet complex veterinary drug compliance standards. This webinar offers a practical roadmap for navigating the regulatory landscape governing the export of animal protein, with a focus on FDA and USDA requirements, international certification processes, and emerging trade dynamics.


In the initial MAHA report, ultra processed foods (UPFs) took center stage due to their lack of nutrient value, high caloric nature, and inclusion of suspect ingredients. Among those suspect ingredients, the MAHA commission has highlight seed oils. In this blog, we help give clarity on how food companies can look at seed oil inclusion in their products.


In this webinar, our experts will discuss the latest international regulations, the impact of recycled materials, and how proactive testing strategies can keep your packaging safe and compliant. Originally Recorded on September 17, 2025


With the release of the Make America Healthy Again (MAHA) report, the food and supplement industries are facing a pivotal moment. Join two of our leading experts as they unpack the report’s findings and explore what they could mean for consumer-packaged goods (CPG) companies. From reformulation strategies to enhanced ingredient scrutiny, this session will help industry professionals prepare for a wave of potential changes. Originally Recorded on August 21, 2025


At Eurofins Nutrition Analysis Center, we break down the latest AAFCO changes to dietary fiber labeling in pet foods. In this video, our experts guide you through selecting the right testing method based on product type, offering a comprehensive overview of available analytical approaches.


Learn how to prevent, manage, and respond to a USDA NR (noncompliance record) in USDA-regulated facilities. This guide offers practical tips for minimizing USDA noncompliance records through strong food safety systems, communication, and expert support.


In this episode of The Scoop, host Keren Breiterman speaks with Chief Science Officer, Daryl Sullivan about the evolution of infant formula testing standards and his role in shaping them.


There are many ways to sell and distribute authorized food packaging materials on the US market. One pathway for introducing new food contact substances to the U.S. market is by submitting a Food Contact Notification (FCN) to the FDA for premarket approval. Watch our webinar exploring the FDA’s authorization process for new food contact substances, focusing on migration testing and safety evaluation. Originally Aired on June 4, 2025


Regulatory agencies such as the FDA and the Alcohol and Tobacco Tax and Trade Bureau (TTB) have recently proposed and/or finalized several regulations pertaining to the labeling of food & beverages. Read our blog for a straight-forward explanation of the latest updates.


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