Did Kellogg's Pop-Tarts Whole Grain toaster pastries, 2-pastry pouch shrink?

Source and evidence

Against official inflation: BLS CPI-U (US) “bread” changed +22.3% (2023 average vs 2021). The size cut alone raises the price per gram by +4.2% if the shelf price stayed the same (the source recorded no prices). Every case is compared the same way in the ShrinkRadar Index.

What the source says

“FoodData Central label record 2139617 (Label Insight, label captured 22 Jan 2021): POP-TARTS Frosted Strawberry Whole Grain Toaster Pastries, GTIN 038000551369, package weight 3.53 OZ/100 g → record 2736341 (Kellogg Company US via GDSN, 12 May 2025): Kellogg's Pop-Tarts Whole Grain Frosted Strawberry, same GTIN, package weight 3.3 ONZ, serving 1 pouch = 96 g. Same pair for Brown Sugar Cinnamon (038000551277: 3.53 oz/100 g → 3.3 ONZ) and Blueberry (038000172014: 3.53 OZ/100 g → 3.3 ONZ); the 6-pouch carton 038000551345 went 21.1 oz/600 g → 20.3 ONZ, and the retail 10-pastry boxes (Frosted Blueberry 038000171970, Frosted Fudge/Chocolate 038000120718, Brown Sugar Cinnamon 038000551239) went 17.6 oz/500 g → 16.9 ONZ.”

Also reported by

• Kellanova Away From Home — Pop-Tarts Made With Whole Grain Frosted Strawberry twin pack spec (May 2026)

More from the US: the US Shrinkflation Tracker has all 297 documented cases, sortable and filterable.

Topic guide: bread and bakery shrinkflation, every documented case in one place, brand by brand.