Healthy Coat Equine Horse Feed Supplement for Horses 1 GallonHealthyCoat is an all natural Omega 3 & 6 liquid feed supplement formulated for your horse. Its easy to implement and acts as a top dressing, but goes well beyond just achieving a healthy coat. It works from the inside out to improve the performance, condition, overall health, and musculature of your horse. Our unique formula is processed naturally and without heat to preserve the raw, vital nutrients that break apart during normal feed processing.