You might check with your vet about what we give our 11 y/o GShep/Lab mix because she has slight dysplasia in one hip and a repaired ACL knee: SynoviG4 soft chews. Try www.tevaanimalhealth.com
. Our vet likes this product.
We add Vetri-Science Omega 3,6,9 gel caps because the Synovi has none.