A dense fat and direct-fed microbial formula supplement for "hard keepers" and geriatric horses. Contains high levels of enzymes to ensure maximum utilization of all protein sources, plus high levels of direct-fed microbials to boost your horse's immune system. Safer than overfeeding and easy to supplement. Feed 1/2 lb. for first 10 days then 1/4 lb. daily as required. (10 lb. is 30 day supply).