Fluid Action® helps promote healthy joints in your horse and doesn’t contain any pain masking ingredients. Pain is nature’s way of saying that something is wrong; give your horse the benefit of natural ingredients and not just temporary pain relief. Fluid Action® provides 5000mg/oz of Glucosamine and 1000mg/oz of Vitamin C. Trainer-tested and proven. This unique formula uses the natural ingredients: Glucosamine, Yucca, MSM, Calcium, Magnesium, Vitamin B2, Vitamin B6, Vitamin B12, and more. REAL value is found in Finish Line®‘s Fluid Action®.