Ask an Expert Nutrition Series


Your equine nutrition questions — asked and answered! The Ask an Expert Nutrition Series brought to you by Sentinel helps you learn about important equine nutrition topics from trusted equine health professionals. Plus, you can submit your equine nutrition questions to the experts using the form below.

Sentinel Ask an Expert Library

Portrait of a young man with horse
What horses can benefit from low starch, low sugar feeds?
Having shared the 101 of low starch, low sugar feeds, Jeanne van der Veen, equine nutritionist for Sentinel...
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Low Starch and Low Sugar Horse Feed 101
The What, Who, Why and When of feeding Lower Starch, Lower Sugar, Lower Non-Structural Carbohydrates...
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bay horse eating sentinel feed out of black tub
Sentinel Ask a Pro: Jeanne
Learn more about extruded feeds and how the horse's digestive process works from Sentinel Equine Nutritionist,...
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Sentinel Ask a Pro: Kristyn
Kristyn Sturken, Equine Product Manager of the Sentinel Nutrition Team answers the important questions...
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Sentinel® Ask A Pro: Randy
Randy Raub, PhD, Director of Research and Nutrition and member of the Sentinel Nutrition Team answers...
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Nutrition For Any Life Stage

Get to Know Our Experts

We’d like to introduce you to our equine nutrition team members, who lead our efforts for innovative equine products. They understand the importance of your horse’s health and well-being, and are committed to providing the most innovative nutrition for your horse.
Dr. Randel (Randy) Raub
PhD, Director, Research and Nutrition
Dr. Randy Raub, PhD, started with Kent Nutrition Group in 2020 as Director, Research and Nutrition and he leads the nutrition team including the Kent Research Farm. Dr. Raub’s career has focused on animal nutrition, equine in particular, and brings extensive knowledge in product development, technical support, and industry relations. Along with his own equine consulting firm, he has worked in leadership roles for both Purina and Hubbard/AllTech. Prior to his industry positions, Dr. Raub also served as an animal science professor at Kansas State University with an equine teaching and research appointment.
Jeanne van der Veen
PhD, Director, Research and Nutrition
A native of Columbia, Maryland, Jeanne van der Veen received her Bachelor of Science degree in animal science from Virginia Tech and her Master of Science degree in animal nutrition from the University of Kentucky. She joined Kent in 1988 as a ruminant, equine, and formulation nutritionist. Over the years, Jeanne has held multiple positions within the nutrition department, spending time in both Muscatine, Iowa and Londonderry, New Hampshire. Jeanne currently serves as the Equine and Specialty Nutritionist for the Kent Nutrition Group.
Kristyn Sturken
Equine Product Manager
A native of Connecticut, Kristyn received her Bachelor of Science degree in animal science from the University of Connecticut. She joined Kent Nutrition Group in 1995 as a Territory Sales Manager and worked with retail dealers and animal owners in northeast Pennsylvania, New York, and southern New England. She then transitioned to join the marketing and product development department as a Product Manager of various species and product lines with a major focus on equine products, which is her absolute passion.

Questions? Get an Expert Answer!

Need the best equine feed or supplement for your horse’s particular situation? Looking for more information about our Sentinel product line up or other Kent and Blue Seal equine products? Just ask!