Cheapest laundry detergent per Gallons

Best deal: $9.72 per gallon (53.3% below the median) — Arm & Hammer Sensitive Skin Plus Fresh Scent, 105 Loads Liquid Laun...

Price range: $9.72 – $138.42 per gallon across 37 offers. Median sits at $20.81.

Top brands showing: Arm Hammer, Tide Simply, Tide Ultra.

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