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Why does my dog eat grass? Is it a nutrient deficiency or harmful?

Updated On September 23rd, 2025

Pet's info: Dog | Cavalier King Charles Spaniel | Female | spayed | 7 years and 5 months old | 17 lbs

Thank you Melanie for your answer. When dogs eat grass are they searching for a missing nutrient in their diet? Is their a particular reason why she would want to eat grass and should I do anything about it? Thank you.

1 Answer

Most Helpful Answer

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Answered By Dr. Melanie, BVSc MS

Veterinarian

Published on December 10th, 2019

You are welcome! Some dogs just like the taste! This is pretty common. It doesn’t necessarily mean a deficiency in diet. I remember you from other questions about Chloe, and recall you are very on to it with her nutrition, so I don’t think that’s the case here. Sometimes dogs can eat grass due to nausea, but you’d like see other signs of stomach upset with that like drooling and a loss of appetite. I suspect she likes the taste. It’s not harmful as long as there are no pesticides on the grass.

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Why does my dog eat grass almost constantly? She doesn't have vomiting or diarrhea but she likes to eat grass throughout the day. I went ahead and bought her a supplement called super daily greens by only natural pet in the hopes that she will not ea
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Why does my dog keep eating grass? Is grass healthy for him to eat? He doesn't have worms and I feed him a nutrionist meal. I feed him the Blue dog food from the commercials. I'm confused. Many people are telling me it's because he has worms but I ha
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Is this particular supplement a benefit for dogs who like to occasionally eat grass? I don’t believe In overduing suppplements but this appears to contain concentrated sources of greens and chlorophyll. Is that something that may help fulfill my dogs
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I guess I'm surprised that there's still no definitive answer as to why dogs eat grass.
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