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USEF Insider Articles

Here you can find our archive of stories from Equestrian Weekly, our once-a-week look at affiliate news, international competition, amateur profiles, horse care tips, and more. You’ll also find stories from the USEF Insider, a twice-monthly email newsletter packed with features about USEF people and programs, including our drugs and medications program, regulations, and competitions departments.

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Meet Our Board Members: Ellie Brimmer

by Mollie Bailey | December 9, 2025

Eleanor “Ellie” Brimmer’s first big para dressage show back in 2010 got off to a rocky start. Brimmer was aboard a borrowed horse in California for her first FEI show who turned out to be a bit cheeky, and he bucked her off while she was circling the arena, eliminating her. Despite the inauspicious beginning, Brimmer kept at it, earning a spot on the longlist for the 2012 Paralympic Games, a national championship and leadership roles out of the saddle. Brimmer (Wellington, Fla.

Calming Supplements and USEF: How Do You Know What’s Allowed?

by Natalie Voss | December 9, 2025

One topic we’ve had a lot of questions about in recent months is supplements (most commonly calming supplements), and how to figure out what aligns with US Equestrian’s rules for competition. Let’s walk through the process of determining whether a supplement is ok to use. Whatever you believe may ail you or your horse, there is probably a supplement out there that claims to fix it. A recent U.S. Government Accountability Office report showed the human supplement market