Hello how may I help you? I need some ped advice I am here to help. What do you need advice on? I just got a dog how much dog food should I go through in a week? It's a Labrador Retriever How old is your dog? I think it's 3 years old Okay. Is it a male or a female? He's a boy Got it. For a male Labrador between 3 and 6 years, you should go through no more than 4 pounds of dry dog food in a week, according to PETA. Okay good thank you! You're welcome!