Clair Thunes, PhD

Clair Thunes, PhD, is an equine nutritionist who owns Clarity Equine Nutrition, based in Gilbert, Arizona. She works as a consultant with owners/trainers and veterinarians across the United States and globally to take the guesswork out of feeding horses and provides services to select companies. As a nutritionist she works with all equids, from WEG competitors to Miniature donkeys and everything in between. Born in England, she earned her undergraduate degree at Edinburgh University, in Scotland, and her master’s and doctorate in nutrition at the University of California, Davis. Growing up, she competed in a wide array of disciplines and was an active member of the U.K. Pony Club. Today, she serves as the district commissioner for the Salt River Pony Club.

Articles by: Clair Thunes, PhD

Feeding the Athletic PPID Horse

Can an active PPID horse have pasture access and performance feed? Our equine nutrition expert offers advice on feeding a gelding with managed PPID.

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Can Nutrition Help a Horse With Uveitis?

Uveitis is a painful inflammation of the eye that can lead to blindness. Our equine nutritionist offers dietary advice that might help reduce inflammation and guard against gastric ulcers during NSAID treatment.

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Feeding Equine Elders

Dr. Clair Thunes, an independent equine nutritionist, answers some of our readers’ most common questions about feeding older equids. Learn about senior feeds, feeding older horses with metabolic disease, helping horses gain weight, and more.

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