If they are eating their waste it could mean they are missing an essential component from their diet, or maybe its just a behavioral habit that requires training to make them stop.
Feed it.
Alot of female dogs will stop eating 3 days before they delivery their puppies.
kill it.
There's actually a name to that condition - coprophagia. Some say that this is a behavioral problem. And others' say its a nutritional problem. It may be disgusting for us but there are enzymes, active bacteria, minerals and other nutrients. Talk about a poopy platter! If you do want you dog to stop eating her waste, try adding mineral-rich supplements. Sprinkle some meat tenderizer on the waste. It will not hurt your dog. Dogs don't like the taste, and will stop eating their waste.
Have the dog stop eating crowbars
I think you should stop drinking O.o
Get the dog some good chew toys. Dogs need to chew.
When dogs stop eating, it is usually a sign of extreme pain or stress. You need to have your dog evaluated by a vet today.
It can be difficult to tell your dog's death is imminent. Dogs are very stoic creatures. Dogs who are close to death may convulse, become lethargic, stop eating or stop drinking.
Dogs must NOT be given human medicine!Consult a vet and stop risking your dogs health.
you can stop waste amount by recycling but it will get even worse
Stop eating butter Stop eating ice-cream Stop eating fast-food Stop eating fat kind of meat, pork chops, ham etc