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My puppy's green, stinky, runny poop: What food should I feed her?

Updated on September 23rd, 2025

Pet's info: Dog | Mixed Breed Medium (23 - 60lb) | Female | unspayed | 3 months and 7 days old | 13 lbs

14 week old puppy. heeler/wire fox terrier. i have her on Iam's puppy food. her stool stnk so bad. the are green to dark green(almost black) firm one time but soft to almost runny most times. makes it hard for her to hold i to get out side. Thinking I need to get her off iams food. Raised my other dogs on petigree. Anything to offer?

1 Answer

Most Helpful Answer

Ricardo Fernandez, DVM

Answered By Ricardo Fernandez, DVM

Veterinarian, Veterinary Oncology Resident

Published on November 14th, 2018

Thanks for using Petco Pet Education Center, formerly Petcoach! I would consider using a different diet. Jacki may be sensitive to that diet. I would recommend you consider any of the Royal canin, Purina or Science Diet puppy foods which would be great options for her. If you ever notice her stools being black, have her evaluated by a veterinarian as sometimes that is seen with gastrointestinal bleeding. Good luck!
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