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Two Nutrilite scientists studying plant in the farm field
scientists


Lynne Connor, PhD Mark Proefke, PhD
KaLee Dahlin, MS Don Pusateri, M.S.
Audra Davies, M.S. Shyam Ramakrishnan, PhD
Pete DeBus Keith Randolph, Ph.D.
Kevin Gellenbeck, Ph.D. Kevin Robinson
Kerry Grann, DrPH Lisa Rozga
David G. Groh Jeffrey Scholten, PhD
Rodney Johnson, M.S. Micheline Vargas, DrPH, RCEP
Marc Lemay, PhD Zachary Wahl
Yingqin Li, MS Jean Wang, PhD
Yumei Lin, PhD  
Steve Missler, PhD  
Gopi Menon, M.S.Ch.E.  
Mary Murray, Ph.D.



Mark Proefke, PhD
Senior Group Leader: Analytical Services - Chemistry

Mark leads the Chemistry group supporting NUTRILITE™ product development with analytical methodologies ensuring the development of high quality products. He obtained his doctorate in Analytical Chemistry studying natural products by mass spectrometry and brings 20 years experience from the pharmaceutical industry working in discovery and development roles. Mark is a member of the American Chemical Society, American Society of Mass Spectrometry, and AOAC International.

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