Simple System Ltd
- Natural, holistic equine feeding.
- http://www.simplesystem.co.uk/

Vitamin E
- Researchers at Oregon State University and elsewhere are continuing to examine the role of vitamin E in horse health, including disease prevention and therapy. Requires a free membership.
- http://www.thehorse.com/viewarticle.aspx?ID=657

UK Horse Wormers Direct
- A UK site offering advice and UK sales on all aspects of equine worming.
- http://www.wormers-direct.co.uk

Pro-Dosa - all-natural equine performance supplements
- Natural equine supplements developed in conjunction with veterinarians. Essential nutrients for your horse in an easy-to-deliver form.
- http://www.pro-dosa.com

J2 Equine Orthomolecular Medicine
- Veterinarian and top rider endorsed J2 works on lame, arthritic, and injured horses to relieve pain, repair tissue, and restore motion within four to ten days safely and chemical free.
- http://www.rollingmeadows.com

TWYDIL
- A range of equine supplements, formulated by the Swiss company PAVESCO AG. Includes information on vitamin needs for different types of horses and the product range.
- http://www.twydil.com

Equine Performance Systems EFA-3
- Equine Performance Systems offers natural, holistic nutritional products for competitive and breeding horses.
- http://www.efa-3.com

Purina Mills Equine (Horse) Nutrition
- Offers horse nutrition food, veterinary diets strategy, equine supply and health care.
- http://horse.purinamills.com/

Perfect Joint Blend
- A dietary supplement that combines glucosamine, chondroitin, MSM and ascorbic acid to help improve mobility.
- http://www.perfect-joint.com/

Vapco Incorporated
- Manufacturer of horse health and performance products including a substantial range of dietary supplements. Downloadable product catalogue and United States dealer list.
- http://www.vapco.com

Vita-Key Livestock Supplements
- Bio-available vitamin trace mineral supplements for horses, show cattle and swine. Product details and dealer list. United States.
- http://www.vita-key.com

Hygain Equine Science Nutrition
- Australian equine feed specialists producing micronized horse feeds and equine supplements. Articles and online diet advice.
- http://www.hygain.com.au

Spillers
- Specialty feed and supplement producers. Describes a wide range of feeds based on condition and exercize level of the horse.
- http://www.spillers-feeds.com

Grand Meadows Equine Nutritional Products
- Our horse nutrition formulas are based on comprehensive scientific research and developed by veterinarians specializing in horse nutrition.
- http://www.grandmeadows.com/

Texas Equine Mercantile
- Supplements and grooming products. Monthly specials.
- http://www.horseselectsales.com

VitaFlex
- Comprehensive information on equine nutritional supplements by the company and nutritional information.
- http://www.vita-flex.com