10 Best laundry detergent for septic systems - March 2026

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Last Updated: 03-27-2026

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Septic Tank System Treatment Pods - 12 Dissolving Packets | Enzyme-Producing Live Bacteria Solution | 1 Year Supply Professional Eco-Friendly Maintenance | Prevent Clogs, Odor & Backups | Made in USA

ACTIVE

9.8

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ARM & HAMMER Sensitive Skin Free & Clear Liquid Laundry Detergent, 105 fl oz, 105 Loads

Arm & Hammer

9.6

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Best value

Seventh Generation Concentrated Laundry Detergent Liquid Free & Clear Fragrance Free 40 oz

Seventh Generation

9.5

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all free clear, Original, Liquid Laundry Detergent for Sensitive Skin, Unscented and Hypoallergenic, Concentrated, 82.5oz, 110 Loads

all

9.2

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ECOS Laundry Detergent Liquid, 200 Loads - Dermatologist Tested Laundry Soap - Hypoallergenic, EPA Safer Choice Certified, Plant-Powered - Lavender, 100 Fl Oz (Pack of 2)

ECOS

9.1

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Tide PODS laundry detergent pacs, 3-in-1 Stain Remover, Odor Fighter, Color Protector, 76 Count, HE compatible, Spring Meadow Scent

Tide

8.8

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all Laundry Detergent Liquid, Free Clear for Sensitive Skin, Odor Relief, Unscented and Hypoallergenic, 2X Concentrated, 90 Loads

all

8.6

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Seventh Generation Laundry Detergent Packs, Lavender, Biobased Deep Clean, EPA Safer Choice Certified, 64 Count

Seventh Generation

8.4

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Tide Purclean Liquid Laundry Detergent, 63 fl oz, 48 Loads

Tide

8.2

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Biokleen Free & Clear Natural 3X Concentrated Liquid Laundry Detergent, 300 Loads, Plant-Based, Hypoallergenic, Removes Stains & Fights Odors, Dye Free, Unscented

Biokleen

8.1

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