Hello how may I help you? Can you give me an idea about how much dog food a week my dog should be eating yes what type of dog do you own? He's an English bulldog they go through about 50 pounds of food a week Wow he is under eating then yes you need to feed him proper servings Okay I guess I will double up on his food add some vitamins if he is low on weight I don't think he is low on weight ok great!