You takes vitamins and your canine BFF should too! HIP+JOINT EXTRA STRENGTH is a potent combination of joint support factors including Glucosamine, Methylsulfonylmethane (MSM), Chondroitin Sulfate, Manganese and Ascorbic Acid (Vitamin C). These naturally occurring substances provide the building blocks for supporting healthy joint and connective tissue functions. The results combine to support mobility, exercise tolerance and comfort. Available in a chicken-liver flavored chewable tablet dogs love. Comes as 2-120 count bottles. Glucosamine HCI 750 mg, Methylsulfonylmethane (MSM) 400 mg, Chondroitin Sulfate 400 mg, Vitamin C 100 mg, Manganese 5 mg. Directions For Use:, Up to 25 lbs: Give 1/2 tablet daily, 25 – 75 lbs: Give 1 or 2 tablets daily, Over 75 lbs: Give 2 or 3 tablets daily. When giving more than one tablet, divide between AM and PM. For quicker results, double the above recommended number of tablets daily for the first six weeks.