Excellent Joint Support. 100% Human Grade. From New Zealand.
In a nutshell
New Zealand Green-Lipped Mussel (perna canaliculus) is a shellfish used to treat rheumatoid arthritis, osteoarthritis, and asthma. The Kindmates version is Human Grade and Freeze Dried to maintain its natural properties.
Green-lipped mussels are a rich source of glucosamine and chondroitin, vitamins C and E, antioxidants, and minerals such copper, zinc, and selenium, all of which are vital to your pet's joint health.
Several animal studies performed by a single research group have reported that green-lipped mussel reduces symptoms of osteoarthritis. 
 Bui LM, Pawlowski K, Bierer TL. The influence of green-lipped mussel powder ( Perna canaliculus ) on alleviating arthritic signs in dogs [abstract]. FASEB J . 2000;14:A218.
Suggested amount: 75 mg to 150mg (Half to One Capsule) a day for dogs and cats of all sizes.