Detergent Bar

Fels-Naptha Bar

Fels-Naptha

Zach PozniakRatings by Zach Pozniak, fourth-generation dry cleaner at Jeeves of Belgravia New York · @jeeves_ny

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Fels-Naptha Bar
Clean Club rating:
Poor
Cost
Low
Stain removal
Poor
Ingredient safety
Above Average
Packaging sustainability
Poor

Notes: This product is often used as a laundry detergent, however it should ONLY be used as a laundry pretreatment or laundry booster. Follow the instructions listed on the back!

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Full product analysis

Cost

$Low
Cost per load:$0.10

Stain removal performance

Poor

Ingredient safety

Recommended

Packaging sustainability

Poor

Ratings last updated November 3, 2025

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