Cosequin DS is the #1 Veterinary Recommended joint health supplement shown to protect joint cartilage and help keep dogs mobile. And now it is available in a PLUS formula with methysulfonymethane (MSM) for added benefits. It comes in a tasty chewable tablet that dogs love! Product Facts Guaranteed Analysis per Chewable: Glucosamine Hydrochloride: 600 mg Chondroitin Sulfate: 300 mg Methylsulfonylmethane: 250 mg Also contains Manganese: 5 mg Maximum joint formula plus the addition of MSM for added benefits Contains FCHG49® glucosamine HCl & TRH122® low molecular weight sodium chondroitin sulfate, plus MSM Tasty, natural pork liver flavored chewables for your pet