Did Olay bath bar soap shrink?

Size FactsDid it shrink? Yes
Before4.25 oz
After4 oz
−5.9%smaller
Price per oz · if the price stayed the same+6.2%Hypothetical: the size cut alone. The source recorded no shelf prices.

How big a cut? The joint 54th-largest of 56 documented soap, shampoo & body wash cuts (tied with 1 other); a bigger cut than 10% of all 1,366 cases in the library. See the biggest cuts →

When
2014 · reported 22 Jun 2015
Country
United States
Brand
Olay
Category
Soap, Shampoo & Body Wash
Source
mouseprint.org

Source and evidence

Mouse Print mouseprint.org

Source fetched 2026-10-28. All 201 Mouse Print* cases.

Mouse Print says the cut probably happened in 2014, the latest step for 'bath size' bars that started at 5 oz.

Evidence
Typeconsumer-group / news investigation
Confidencemedium

Check the math in the calculator.

What the source says

“…Then they became 4.5 ounces, then 4.25 ounces, and finally four ounces. Sometime, probably last year, Olay reduced the size of its soap from 4.25 ounces to four ounces.”

More from the US: the US Shrinkflation Tracker has all 296 documented cases, sortable and filterable.

Topic guide: shampoo, soap and toothpaste shrinkflation, every documented case in one place, brand by brand.

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Cite this case

ShrinkRadar, “Did Olay bath bar soap shrink? 4.25 oz → 4 oz”, https://shrinkradar.com/cases/olay-bath-bar-soap-us-2014.html, accessed 2026-11-05. Original source: Mouse Print (https://www.mouseprint.org/2015/06/22/here-we-downsize-again-2015-part-two/).

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