10 Best Diatomaceous Earth Food Grade Brands of 2025

Tested and Reviewed: Top 10 Diatomaceous Earth Food Grade Brands deals with expert ratings from 8.1 to a perfect 10

March 2026 Edition

Editor's Choice

9.7

HARRIS

HARRIS Diatomaceous Earth Food Grade, 4lb with Powder Duster Included in The Bag

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Editor's bottom line:

“This diatomaceous earth food grade brands is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Natural Product - Composed of 4lbs of 100% ground freshwater diatomaceous earth with absolutely no additives or fillers.
OMRI Listed - Listed with the Organic Minerals Research Institute, a non-profit organization that reviews products against organic standards.
Powder Duster Included - Powder duster in the bag for easy and efficient application of diatomaceous earth on animal feed
Supports a Great Cause - Harris donates a portion of profits to support the local Etowah Valley Humane Society.
Made in the USA Mined in Nevada and packaged in Georgia

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Picked by 397 people today

9.5

HARRIS

Harris Diatomaceous Earth Food Grade, 2lb OMRI Listed - Approved for Organic Use

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Main Highlights

100% CHEMICAL-FREE: Made from 2lbs of food-grade freshwater diatomaceous earth with no additives or fillers. Safe for use around children and pets when used as directed.
OMRI LISTED FOR ORGANIC USE: Certified by the Organic Materials Review Institute, making it suitable for use in organic farming and gardening practices.
SOURCED AND PACKAGED IN THE USA: Responsibly mined in Nevada and packaged in Georgia, ensuring consistent quality and supporting local operations.
VERSITILE APPLICATIONS: Discover the multiple use occasions for DE!
TRUSTED BRAND SINCE 1922: Trusted Brand Since 1922: Jobs done right, in and around the home for over a century. Harris is America's oldest EPA registered Pest Brand!

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9.5

Diatomaceous Earth

DiatomaceousEarth Food Grade Diatomaceous Earth – 10lb | 100% Organic, All-Natural Powder | Safe for Humans & Pets | OMRI Listed for Organic Use

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Main Highlights

OMRI Listed for Organic Use Certified by the Organic Materials Review Institute, ensuring compliance with strict organic standards for safe gardening and farming.
100% Pure & Natural Contains 10 lbs of premium freshwater diatomaceous earth with no additives, fillers, or chemicalsjust pure, natural quality.
Multi-Diet Friendly Naturally vegan, keto, and gluten-free, making it suitable for a wide range of lifestyles and uses.
Rich in Amorphous Silica A natural source of freshwater amorphous silica, supporting soil health and plant vitality.
Versatile Applications Ideal for organic gardening, soil conditioning, and moretrusted by professionals and home growers alike.

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9.2

HARRIS

HARRIS Diatomaceous Earth Food Grade, Half Pound with Easy Application Puffer Tip

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Main Highlights

100% Chemical-Free: Made from 8oz of food-grade freshwater diatomaceous earth with no additives or fillers. Safe for use around children, pets and farm animals when used as directed.
OMRI Listed for Organic Use: Certified by the Organic Materials Review Institute, making it suitable for use in organic farming and gardening practices.
Sourced and Packaged in the USA: Responsibly mined in Nevada and packaged in Georgia, ensuring consistent quality and supporting local operations.
Puffer Tip Easy Application: Allows precise application in cracks, crevices, and tight spaces.
Trusted Brand Since 1922: Trusted Brand Since 1922: Jobs done right, in and around the home for over a century.

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9.0

HARRIS

HARRIS Diatomaceous Earth Food Grade, 10lb with Powder Duster Included in The Bag

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Main Highlights

100% Chemical-Free: Made from 10lbs of food-grade freshwater diatomaceous earth with no additives or fillers. Safe for use around children and pets when used as directed.
OMRI Listed for Organic Use: Listed with the Organic Materials Review Institute, ensuring compliance with organic standards for various applications.
Powder Duster Included for Easy Application: Comes with a powder duster conveniently packed inside the bag, allowing precise application in cracks, crevices, and tight spaces.
Sourced and Packaged in the USA: Responsibly mined in Nevada and packaged in Georgia, ensuring consistent quality and supporting local operations.
Multi-Purpose Use Indoors and Outdoors
Trusted Brand Since 1922: Trusted Brand Since 1922: Jobs done right, in and around the home for over a century. Harris is America's oldest EPA registered Pest Brand!

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8.8

Diatomaceous Earth

DiatomaceousEarth Food Grade Diatomaceous Earth – 5lb | 100% Organic, All-Natural Powder | Safe for Humans & Pets | OMRI Listed for Organic Use

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Main Highlights

OMRI Listed for Organic Use Certified by the Organic Materials Review Institute, ensuring compliance with strict organic standards for safe gardening and farming.
100% Pure & Natural Contains 10 lbs of premium freshwater diatomaceous earth with no additives, fillers, or chemicalsjust pure, natural quality.
Multi-Diet Friendly Naturally vegan, keto, and gluten-free, making it suitable for a wide range of lifestyles and uses.
Rich in Amorphous Silica A natural source of freshwater amorphous silica, supporting soil health and plant vitality.
Versatile Applications Ideal for organic gardening, soil conditioning, and moretrusted by professionals and home growers alike.

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8.6

HARRIS

Harris Diatomaceous Earth Food Grade, 5lb with Powder Duster Included in The Bag, OMRI Listed Approved for Organic Use

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Main Highlights

100% Chemical-Free: Made from 5lbs of food-grade freshwater diatomaceous earth with no additives or fillers. Safe for use around children and pets when used as directed.
OMRI Listed for Organic Use: Certified by the Organic Materials Review Institute, making it suitable for use in organic farming and gardening practices.
Powder Duster Included - Powder duster in the bag for easy and efficient application of diatomaceous earth on animal feed
Powder Duster Included for Easy Application: Comes with a powder duster conveniently packed inside the bag, allowing precise application in cracks, crevices, and tight spaces.
Sourced and Packaged in the USA: Responsibly mined in Nevada and packaged in Georgia, ensuring consistent quality and supporting local operations.
Trusted Brand Since 1922: Jobs done right, in and around the home for over a century.

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8.3

HARRIS

HARRIS Diatomaceous Earth Food Grade, 2lb with Powder Duster Included in The Bag

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Main Highlights

Natural Product - Composed of 2lbs of 100% ground freshwater diatomaceous earth with absolutely no additives or fillers.ground freshwater diatomaceous earth with absolutely no additives or fillers.
OMRI Listed - Listed with the Organic Minerals Research Institute, a non-profit organization that reviews products against organic standards.
Powder Duster Included - Powder duster in the bag for easy and efficient application of diatomaceous earth on animal feed
Supports a Great Cause - Harris donates 10% of profits to support the local Etowah Valley Humane Society.
Made in the USA Mined in Nevada and packaged in Georgia

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8.1

Diatomaceous Earth

DiatomaceousEarth Food Grade Diatomaceous Earth – 10lb | 100% Organic, All-Natural Powder | Safe for Humans & Pets | OMRI Listed for Organic Use

Free Shipping

Main Highlights

OMRI Listed for Organic Use Certified by the Organic Materials Review Institute, ensuring compliance with strict organic standards for safe gardening and farming.
100% Pure & Natural Contains 10 lbs of premium freshwater diatomaceous earth with no additives, fillers, or chemicalsjust pure, natural quality.
Multi-Diet Friendly Naturally vegan, keto, and gluten-free, making it suitable for a wide range of lifestyles and uses.
Rich in Amorphous Silica A natural source of freshwater amorphous silica, supporting soil health and plant vitality.
Versatile Applications Ideal for organic gardening, soil conditioning, and moretrusted by professionals and home growers alike.

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8.1

EASYGO PRODUCTS

Diatomaceous Earth - DE Fresh Water - 10.5 Pounds New

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Main Highlights

This product is 100% pure freshwater diatomaceous earth. Mined in Nevada, USA and packaged in California, USA by trained employees using the highest quality stainless steel packaging machines.
This product is OMRI certified diatomaceous earth and is the purest food grade fresh water amorphous silica diatomaceous earth available. 100% Organic food grade product.
This natural product has hundreds of uses. Search the Internet to learn all about the varied uses for food grade diatomaceous earth. Out of 600 deposits in the US only 4 are considered "food grade" By the FDA standards. We only mine from the best.
Bonus packs - all of our packages include a FREE bonus amount to help save you money. We give more for the same price as others.

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Our Best Overall Choice

Best Choice

9.7

HARRIS

HARRIS Diatomaceous Earth Food Grade, 4lb with Powder Duster Included in The Bag

Free Shipping

Editor's bottom line:

“This is the best one we tested. In terms of quality, brand and price, we couldn't ask for more.”

Main Highlights

Natural Product - Composed of 4lbs of 100% ground freshwater diatomaceous earth with absolutely no additives or fillers.
OMRI Listed - Listed with the Organic Minerals Research Institute, a non-profit organization that reviews products against organic standards.
Powder Duster Included - Powder duster in the bag for easy and efficient application of diatomaceous earth on animal feed
Supports a Great Cause - Harris donates a portion of profits to support the local Etowah Valley Humane Society.
Made in the USA Mined in Nevada and packaged in Georgia

Show Price

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