Feed Grade Diatomaceous Earth

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Size: 4#

Only 11 left!


This Harris & Red Lake Feed Grade Diatomaceous Earth Powder is made from 100% ground freshwater diatomaceous earth, also known as fossil shell flour, and it’s completely free from additives and fillers. It serves many purposes and can be used in animal feed to help prevent clumping. This supplement is OMRI listed with the Organic Minerals Research Institute and meets organic use standards.

  • Helps prevent clumping in bird seed and animal feed, such as sweet feed, which contains sticky substances like molasses.
  • OMRI listed with Organic Minerals Research Institute.
  • This food grade anti-caking agent helps improve the flow of sticky feeds.
  • Aids in absorbing excess moisture which can help prevent feed from molding in places with high humidity.
  • Mix in animal feed at a rate of 2% of the dry weight of the ration.


  • 4# & 10# - Harris brand
  • 40# - Red Lake brand

This is also called diatomaceousearth or de for animals, gardening or insect control.