Save more with Cosequin 3-PACKS! 3-PACK Cosequin DS 250 CAPSULES are used to treat various joint conditions including arthritis. These supplements have been shown to improve joint health and some refer to them as "joint lubricants". This double strength formulation is intended for larger dogs 25 lbs and over. Each Cosequin DS Capsule Contains: Glucosamine HCL 500 mg Sodium Chondroitin Sulfate 400 mg Ascorbate (as Manganese Ascorbate) 33 mg Manganese (Ascorbate) 5 mg