Powder Detergent Could Help Remove Washing Machine Odors
Switching away from liquid detergent may clear away the buildup and black debris often found in washer drums.
Updated on Oct. 23, 2026 in Home Cleaning
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A washing machine owner successfully eliminated stubborn odors and buildup by switching from liquid detergent to powder. This simple change led to the removal of accumulated black debris during a subsequent cleaning cycle.
Why it matters
Switching detergents can help tackle 'scrud,' a stubborn buildup of minerals, fabric softener, lint, and soap residue that often accumulates in modern washing machines. This residue is a common culprit behind unpleasant smells and visible black flakes in the drum or detergent tray.
The transition to powder detergent allowed for the removal of black debris and odor during a standard cleaning cycle. This followed failed attempts to resolve the issue using bleach, vinegar, and commercial Affresh cleaners.
The players
r/CleaningTips
An online community where users share household maintenance strategies and cleaning solutions.
Tide
A major manufacturer of laundry detergents that produces both liquid and powder product lines.
The details
The buildup, known as scrud, forms when liquid detergent components, fabric softeners, and soil combine with minerals in the water. Powdered detergents often lack the thickeners and stabilizers found in liquid versions, which can prevent the waxy film from forming on the washer door and interior. Running a dedicated washer-cleaning cycle after making the switch helps flush out the loosened residue once the powder begins breaking down existing deposits.
Timeline
2019 was the data year for U.S. Plastics Pact recycling statistics.
The Home Front
Modern high-efficiency machines are particularly prone to residue buildup due to lower water usage and specific seal designs. Addressing these accumulations helps maintain machine hygiene and reduces the environmental impact associated with frequent plastic bottle waste.
If you notice a film on the door or brown flakes near the tray, consider testing a switch to powder detergent for your next few loads. Schedule a maintenance cleaning cycle after a week of usage to see if the residue begins to clear.
The takeaway
Switching to powder detergent can be a simple fix for persistent washer odors caused by soap scum and mineral buildup. If the issue persists despite a detergent change and regular cleaning cycles, contact a licensed appliance technician to inspect the internal seals for deep-seated mold.
Further reading
For more strategies on keeping your appliances clean, visit our guide to Home Cleaning.
Source note: This article includes information reported by The Cool Down.
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Do you believe switching from liquid to powder laundry detergent improves your washing machine's performance?
