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Did BioTechUSA Iso Whey Zero 500 g bag (Hungary) shrink?

Size FactsDid it shrink? Yes
Before500 g
After454 g
−9.2%smaller
Price per 100 g · if the price stayed the same+10.1%Hypothetical: the size cut alone. The source recorded no shelf prices.

How big a cut? The joint 61st-largest of 68 documented health & supplements cuts (tied with 2 others); a bigger cut than 28% of all 1,366 cases in the library. See the biggest cuts →

When
2025 · reported 9 May 2025
Country
Hungary
Brand
BioTechUSA
Category
Health & Supplements
Source
nkfh.gov.hu

Source and evidence

NKFH (Hungarian consumer protection authority) downsizing register — BioTechUSA - ISO WHEY ZERO – Csökkentett laktóztartalmú, cukormentes, (2025-05-09) nkfh.gov.hu

Source fetched 2026-10-27.

Listed in the NKFH downsizing register (published 2025-05-09) on notification by BioTechUSA Kft.: 500 g → 454 g. The register has 12 records for this change (flavours/scents/pack variants): BioTechUSA - ISO WHEY ZERO – Csökkentett laktóztartalmú, cuk; … Other record pages: nkfh.gov.hu, nkfh.gov.hu, nkfh.gov.hu, nkfh.gov.hu, nkfh.gov.hu and more. The register gives sizes only, no shelf prices.

Evidence
Typeofficial register (company notification to Hungary's consumer protection authority, NKFH)
Confidencehigh

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What the source says

“Termék megnevezése/ Márkanév BioTechUSA - ISO WHEY ZERO – Csökkentett laktóztartalmú, cukormentes, gluténmentes, pálmaolajmentes, banán ízű tejsavófehérje izolátum italpor L-glutaminnal, L-leucinnal, L-izoleucinnal, L-valinnal, cukrokkal és édesítőszerrel Közzététel időpontja 2025. 05. 09. Bejelentő cégnév BioTechUSA Kft. Korábbi termékméret 500 g Új, csökkentett termékméret 454 g Termékjelölés szerinti gyártó BioTechUSA Kft. 1033 Budapest Huszti út 60., Magyarország Termékjelölés szerinti forgalmazó BioTechUSA Kft.”

More from Hungary: the Hungary shrinkflation tracker has all 80 documented cases, sortable and filterable.

Topic guide: protein powder shrinkflation, every documented case in one place, brand by brand. Also: vitamin shrinkflation.

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Cite this case

ShrinkRadar, “Did BioTechUSA Iso Whey Zero 500 g bag (Hungary) shrink? 500 g → 454 g”, https://shrinkradar.com/cases/biotechusa-iso-whey-zero-500-g-bag-hungary-2025.html, accessed 2026-11-05. Original source: NKFH (Hungarian consumer protection authority) downsizing register — BioTechUSA - ISO WHEY ZERO – Csökkentett laktóztartalmú, cukormentes, (2025-05-09) (https://nkfh.gov.hu/kiszereles-csokkentes/oex7v9tv1y2r8ybtwwkirt7u).

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