Santa Cruz Animal Health - offers a wide range of products and health supplements for the optimal care of performance horses, livestock and companion animals. 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. Spillers - Specialty feed and supplement producers. Describes a wide range of feeds based on condition and exercise level of the horse. Hygain Equine Science Nutrition - Australian equine feed specialists producing micronized horse feeds and equine supplements. Articles and online diet advice. Pro-Dosa Boost - Provides information on this natural equine performance supplement developed in conjunction with veterinarians. UK Horse Wormers Direct - A UK site offering advice and UK sales on all aspects of equine worming. Simple System Ltd - Natural, holistic equine feeding. Understanding Horse Nutrition - This site explains various aspects of horse nutrition in a format that is easy for the average horse owner to understand. VitaFlex - Information on equine nutritional supplements by the company and nutritional information. Smooth Run Equine - Blog covering a wide range of topics related to equine nutrition. Includes such topics as equine glucosamine, colostrum for horses, equine respiratory health, mare nutrition, nervous horses and horse ulcers. Horse Nutrition 101 - Information featuring the basics of horse nutrition as well as in-depth horse feeding information. 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. Purina Mills: Horse Feed - Offers horse nutrition food, veterinary diets strategy, equine supply and health care. Vet Applied Products Company - Manufacturer of horse health and performance products including a substantial range of dietary supplements. Downloadable product catalogue and United States dealer list.