i have a 8 week old dogue de bordeaux who is 10kg (which i bred myself), hes not over weight he is a big boned dog, im wondering what to feed him on so it doe'nt put strain on his joints? at the moment i feed him on minced meat and beta with a 1/2 tsp of pure cod liver oil, hes always been a big dog and was the biggest in the litter from the start, any advice would be so greatfull, thanks Helen