NaturVet ArthriSoothe-Gold Advanced Joint Formula for Horses, Liquid, Made in USA Advanced joint formula recommended to support healthy joint function and help alleviate aches and discomfort associated with daily exercise. Contains Glucosamine, Chondroitin, Hyaluronic Acid and MSM to help support the structural integrity of joints and connective tissues. Also contains important antioxidants to help protect against free radicals that cause cellular damage. Liquid 1 Gal for use in all classes of horses. Shake well before each use, recommended to double the suggested daily amount for the first three weeks. Active Ingredients per 1 ounce: Glucosamine, Methylsulfonylmethane, Boswellia serrata, Yucca schidigera, Chondroitin Sulfate, Hyaluronic Acid and D-alpha-tocopheryl acetate (Vitamin E). All NaturVet products are veterinarian formulated and manufactured in the USA in an FDA audited, cGMP compliant facility. 100% Satisfaction Guarantee.