Valhoma DMSO 99% Pure Liquid Horse Liniment is a trusted and effective solution for reducing swelling and inflammation in horses. This non-toxic solvent has been used by veterinarians for years to aid in restoring blood flow and oxygenation. Made in the USA since 1978, this is the “original” DMSO that can be used at any life stage of your horse. For versatility, this product is available in pure liquid and gel formula.