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How to Switch to a New Food without Making Your Dog Sick

Mike Sagman

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Mike Sagman
Mike Sagman

Mike Sagman

Founder

Dr Mike Sagman is the creator of the Dog Food Advisor. He founded the website in 2008, after his unquestioning trust in commercial dog food led to the tragic death of his dog Penny.

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Updated: February 22, 2024

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When switching your dog to a new food, it’s easy to cause digestive upset… and then unfairly blame the new diet.

This is especially common when you’re…

So, what’s the best way to switch to a new food without making your dog sick?

Reduce your dog’s risk of digestive upset

In the video below…

Dr. Gary Richter shares a simple feeding tip that can help lower your dog’s risk of getting sick when you switch to a new food.

It’s best to switch your dog to a new food… gradually.

Start by mixing 20% “new” with 80% “old” food. Then, slowly increase that amount to a full 100%… over the next 8 to 9 days.

Schedule Old Food New Food
Days 1 and 2 80% 20%
Days 3 and 4 60% 40%
Days 5 and 6 40% 60%
Days 7 and 8 20% 80%
Day 9 0% 100%

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