Post Wanted tested and reviewed the best laundry detergents of 2025, along with sourcing laundry care experts to recommend formulas, too. Shop Tide, Gain and more.

Laundry Detergent Measurements For top-loading washer machines, use 1/8 to 1/4 cup of liquid laundry soap per load of laundry. For a front loader, use 1-2 tablespoons.

In this review of Earth Breeze Liquidless Eco Sheets, a Consumer Reports editor discovers that laundry detergent strips may suffice for some loads but can't compare with liquid detergents.