For arthritis, take a look at Sulforaphane. It is being tested on humans and dogs for arthritis with good results. Sorry I dont have links handy, but you can

For arthritis, take a look at Sulforaphane. It is being tested on humans and dogs for arthritis with good results. Sorry I dont have links handy, but you can find them on nih.gov. Sulforaphane is also being used to reverse autism.