Patricia Williamson, PhD

Senior Nutrition Scientist
Innovation and Commercial Development
Tate and Lyle
5450 Prairie Stone Parkway
Hoffman Estates, IL 60192, USA


Dr. Patricia Williamson has completed her Ph.D in Nutritional Biochemistry in the year 2000. Soon after her Ph.D she joined the University of Missouri as Post- Doctoral Researcher. In the later 2001 she switched to Oregon National Primate Research Center, OHSU as Post- Doctoral Researcher. She moved to Archer Daniels Midland (ADM) in the year 2004 and served as a Nutrition Scientist until 2011. Currently she is working as a Senior Nutrition Scientist in Tate & Lyle, IL, USA.

Research Interest

Her research interest includes the investigation of gastrointestinal tolerance and effects of food ingredients.

Scientific Activities


• Distinguished Young Alumni Award, Central Methodist University (2010)
• Advisory Board for the Iowa State Nutrition and Wellness Research Center: Industry member (2006-2007)
• Soyfoods Association of North America (2008-2010): Technical Committee Advisor
• Soy Nutrition Institute (SNI): ADM Representative (2004-2011); President (2007-2009)
• ADM Womens Imitative Network (WIN): Member (2005-2011); Chair of After-Hours Programs (2007-2008); Member of Steering Committee and Chair of Career Development and Leadership Committee (2008-20011)
• The Endocrine Society: Member (2002- present)
• Society for Neuroscience: Member (2002-present)
• American Society for Nutrition (ASN): Member (1997-Present); Advisory Board member 2008-2009 for the American Society for Nutrition (ASN), Nutrition Translation Research Interest Section (RIS)
• Society for the Study of Ingestive Behavior (SSIB): Member (2009 – Present)
• National Spelelogical Society, Inc. (NSS): Member (1999-present)


1. Timm DA, Boileau TW, Williamson-Hughes PS, Slavin JL. Polydextrose and soluble corn fiber increase five-day fecal wet weight in healthy men and women. J Nutr. 2013; 143(4): 473-478. doi: 10.3945/jn.112.170118.
2. Sun SZ, Flickinger BD, Williamson-Hughes PS, Empie MW. Fructose and Non-fructose Sugar Intakes of Individuals and Their Relation to Measurements of Metabolic Syndrome in the US Population. Food and ChemTox. 2011; 49: 2875-2882. doi: 10.1016/j.fct.2011.07.068
3. Sun SZ, Flickinger BD, Williamson-Hughes PS, ad Empie MW. Lack of association between dietary fructose and hyperuricemia risk in adults. Nutrition and Metabolism . 1: 7-16. doi: 10.1186/1743-7075-7-16
4. Korgaonkar C, Schweizer M, Chengelis C, et al. A Thirteen-Week Dietary Toxicity Study in Rats of a Napin-Rich Canola Protein Isolate. Regulatory Toxicology and Pharmacology. 2010; 55: 394-402.
5. Williamson-Hughes PS, Flickinger BD, Messina MJ, Empie MW. Isoflavone Supplements Containing Predominantly Genistein Reduce Hot Flash Symptoms: A Critical Review of Published Studies. Menopause. 2006; 13(5).
6. Williamson-Hughes PS, Grove KL, Smith MS. Melanin concentrating hormone (MCH): A novel neural pathway for regulation of GnRH neurons. Brain Research. 2005; 1041: 117-124.
7. Williamson PS, Browning JD, MacDonald RS. Megestrol acetate increases short-term food intake in zinc-deficient rats. Physiology and Behavior. 2002; 75(3): 323-330.
8. Williamson PS, Browning JD, Sullivan MJ, Dell BLO, MacDonald RS. Neuropeptide Y fails to normalize food intake in zinc-deficient rats. NutrNeurosci. 2002; 5(1): 19-25.