Print Recipe
0 from 0 votes

Natural Flea Treatment using Brewer's Yeast

Homemade brewer's yeast cubes are a natural flea treatment for dogs and cats. When using brewer's yeast for fleas, and other natural items, fleas are repelled by the smell and taste of your pet.
Course: Natural Pet Care
Keyword: homemade brewer's yeast cubes, Natural flea treatment




  • Melt the coconut oil, making sure to have 1 1/8-cup total.
  • Add the Brewer's yeast and minced garlic to the melted coconut oil. Mix by hand using a spatula, hand whisk, or an immersion blender.
  • Slowly pour the mixed Brewer's yeast and coconut oil concoction into the silicon mold. Spread the mixture into the sections using a rubber spatula. Or fill a condiment dispenser with the mixture, evenly distributing into each section.
  • Place the filled silicone molds into the freezer until the homemade brewer's yeast cubes have frozen. This process will take 5 minutes for the cubes to harden.
  • Once frozen, pop the homemade brewer's yeast cubes from the molds and store in the freezer using a Mason jar or freezer safe container.
  • Offer this natural flea treatment daily base on their weight. Feel free to provide it as a treat or added to their daily feed, making sure to not exceed the amount.


Offer 1/4-teaspoon for every 10 pounds. A natural flea treatment such as these homemade Brewer's yeast cubs can be offered as a treat throughout the day or added to their food daily.