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4.7 out of 5 stars. 42 reviews
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A woman outside with a dog

Harris Food-Grade Diatomaceous Earth, 4 lb.

Harris Food-Grade Diatomaceous Earth, 4 lb.

Item # 170190999

$12.99


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Harris Food-Grade Diatomaceous Earth, 4 lb.

Item # 170190999

$12.99

This item is available online only

Delivery to

Spend $49 or more on Pet Food, Treats, Toys, Flea & Tick, and other select pet supplies and receive free standard delivery to home. Some exclusions ma...

Free standard delivery on online footwear & Clothing purchases of $49 and over.


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Harris Food Grade Diatomaceous Earth is composed of 100% ground freshwater diatomaceous earth, with no additives. This 4 pound bag of diatomaceous earth supplement is made of the naturally occurring fossilized remains of diatoms, a type of algae that forms in freshwater. These remains are ground up into a soft, fine white powder that form a great supplement for animal feeds. When applied to animal feed, it repels insects and keeps the food safe, and it's safe to ingest. This diatomaceous earth supplement is chemical free and completely safe to use around children and pets when used as directed.

  • Composed of 4lbs of 100% ground freshwater diatomaceous earth with absolutely no additives or fillers.
  • Listed with the Organic Minerals Research Institute (OMRI), a non-profit organization that reviews products against organic standards
  • Powder duster in the bag for easy and efficient application of diatomaceous earth on animal feed
  • Harris donates 10% of profits to support the local Etowah Valley Humane Society.
  • Mined in Nevada and packaged in Georgia
  • Does not expire

Q&As

1 - 10 of 34 Questions

Q: Can I use it for my cats?

6 days ago
1 Answer
  • AI-generated
    A: Yes, this food-grade supplement is safe to use around cats when used as directed. It can be applied to the top of their dry or wet food, or between layers of kibble. Reviewers also mention using it on cats to help with fleas and parasites.
    3 days ago
    Helpful?

Q: Can I use it to kill ants in my vegetable garden?

8 days ago
1 Answer
  • A: Thank you for reaching out. While the product is labeled as “food grade,” it is specifically intended for use as an anti-caking agent in animal feed and not for human consumption. For killing ants and insect, you will need to use the Harris Diatomaceous Earth Crawling Insect Killer https://pfharris.com/harris-diatomaceous-earth-crawling-insect-killer-4-lb-1.
    7 days ago
    Helpful?

Q: What type of insects does it repel

10 days ago
1 Answer
  • A: Thank you for your inquiry. For insects, you want to get the Diatomaceous Earth Crawling Insect Killer.
    9 days ago
    Helpful?

Q: Can this powder be used indoors

11 days ago
1 Answer
  • A: Thank you for your inquiry. For use indoors, you will want to get the Diatomaceous Earth Crawling Insect Killer.
    10 days ago
    Helpful?

Q: Is this good for termites?

a month ago
1 Answer
  • A: Thank you for your inquiry. This product is an anti-caking agent for animal feed. You will want to use Diatomaceous Earth Crawling Insect Killer for the purpose of getting rid of fleas and ticks
    a month ago
    Helpful?

Q: will it kill hook worm in dogs

2 months ago
2 Answers
  • A: Thank you for your inquiry. This product will not kill hook worms in dogs.
    2 months ago
    Helpful?

Q: Does it get rid of fleas and ticks

2 months ago
1 Answer
  • A: Thank you for your inquiry. This product is an anti-caking agent for animal feed. You will want to use Diatomaceous Earth Crawling Insect Killer for the purpose of getting rid of fleas and ticks.
    2 months ago
    Helpful?

Q: I've read I could use this on my dog to prevent fleas by pondering their body. Is this true? I would assume if we can give it orally we can use externally but want to make sure before purchasing. Thank you.

2 months ago
1 Answer
  • AI-generated
    A: No, this food-grade product is not for killing fleas. For that purpose, it is recommended to use Harris Diatomaceous Earth Crawling Insect Killer instead.
    2 months ago
    Helpful?

Q: Is it safe around pets

2 months ago
2 Answers
  • A: Thank you for your inquiry. This product is meant to be used in animal feed and is chemical free.
    2 months ago
    Helpful?

Q: Does it work on fire ants

3 months ago
2 Answers
  • A: Thank you for your inquiry. This product is an anti-caking agent for animal feed. The product you want to use for this purpose is Diatomaceous Earth Crawling Insect Killer.
    2 months ago
    Helpful?
1 - 10 of 34 Questions

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Reviews

Rating Snapshot

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37 reviews with 5 stars.
2 reviews with 4 stars.
1 review with 3 stars.
1 review with 2 stars.
1 review with 1 star.

Overall Rating

4.7
12 out of 13 (92%) reviewers recommend this product

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  • healthy
  • pest control
  • purchase
1 to 4 of 42 Reviews .
1 – 4 of 42 Reviews
Review 1

Never delivered

a month ago
I would love to give a recommendation for this, but I was charged for it, and it was never delivered
Response from PurposeBuiltBrands:
a month ago
PurposeBuiltBrands
Sorry to hear you did not receive your product. Please contact Tractor Supply customer service regarding this.
California
Reviews 2

Excellent stuff will buy again

2 months ago
Great product works great,
SweepstakesYes

Yes, I recommend this product.

Review 1

Bought for fleas

2 months ago
Bought for fleas

Yes, I recommend this product.

Review 1

Great Product

5 months ago
Nice product and healthy too.