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10 Best diatomaceous earth insect killers of 2026
Explore top picks
Best Choice1
Lilly's NaturalsDiatomaceous Earth Food Grade with Peppermint Oil Crawling Insect Killer | Indoor Pest Control Powder for Bed Bug, Roach, Ant, Fleas | Lilly's naturals, 1 lb
9.9Exceptional
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Value for Money2
HARRISHarris Diatomaceous Earth Crawling Insect Killer, 4lb with Powder Duster Included Inside The Bag
9.8Exceptional
Our Rating
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3
HARRISHARRIS Diatomaceous Earth Food Grade, 4lb with Powder Duster Included in The Bag
Key specs-
Ingredients:100% diatomaceous earth
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Dimensions:12 x 9 x 6 inches
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Special Features:OMRI Listed, Powder Duster
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Weight:4.2 pounds
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duration:N/A
9.7Exceptional
Our Rating
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4
HARRISHarris 8 oz Diatomaceous Earth Crawling Insect Killer — 100% Natural Dust for Ants, Roaches, Bed Bugs, Fleas — Indoor & Outdoor Use
Key specs-
Application Type:Puffer Bottle
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Effect Duration:Indefinitely if dry
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Target Pests:Roaches, fleas, ants, bed bugs
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Volume:8 ounces
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Use Location:Surface, cracks, crevices
9.6Exceptional
Our Rating
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5
HARRISHarris 8 oz Diatomaceous Earth Crawling Insect Killer — 100% Natural Dust for Ants, Roaches, Bed Bugs, Fleas — Indoor & Outdoor Use
Key specs-
Application Type:Puffer Bottle
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Effect Duration:Indefinitely if dry
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Target Pests:Roaches, fleas, ants, bed bugs
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Volume:8 ounces
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Use Location:Surface, cracks, crevices
9.5Excellent
Our Rating
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6
HARRISHarris Diatomaceous Earth Crawling Insect Killer, 4lb with Powder Duster Included Inside The Bag
9.4Excellent
Our Rating
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7
Garden SafeGarden Safe Brand Crawling Insect Killer Containing Diatomaceous Earth, 4 Pounds, Kills Cockroaches, Ants and Other Listed Crawling Insects by Contact, For Use Indoors & Outdoors
Key specs-
Application Type:Dust
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Effect Duration:Kills within 24 hours
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Target Pests:Cockroaches, ants, silverfish
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Volume:4-pound
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Use Location:Indoors or outdoors
9.2Excellent
Our Rating
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8
Garden SafeGarden Safe Brand Crawling Insect Killer Containing Diatomaceous Earth, 4 Pounds, Kills Cockroaches, Ants and Other Listed Crawling Insects by Contact, For Use Indoors & Outdoors
Key specs-
Application Type:Dust
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Effect Duration:Kills within 24 hours
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Target Pests:Cockroaches, ants, silverfish
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Volume:4-pound
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Use Location:Indoors or outdoors
9.0Excellent
Our Rating
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9
SaferSafer Home Diatomaceous Earth 4 lb Organic OMRI DE - Cockroach Killer Indoor Home, Bed Bug Killer, Kills Fleas, Ants, Silverfish, Earwigs & Crawling Insects
8.9Very Good
Our Rating
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10
SaferSafer Home Diatomaceous Earth 4 lb Organic OMRI DE - Cockroach Killer Indoor Home, Bed Bug Killer, Kills Fleas, Ants, Silverfish, Earwigs & Crawling Insects
8.8Very Good
Our Rating
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