Pro Bono’s bioavailable form of Vitamin K, Vitamin D, collagen, calcium and phosphorus supports healthy bone and cartilage that is both strong and resilient, and benefits many categories of horses; young growing horses, those with limited access to fresh pasture, horses on stall rest, broodmares for fetal development, horses recovering from bone or soft tissue injury, and horses in heavy training. Visit 
https://www.equineelixirs.com/probono for more information.