Known cases / Breakfast Cereals / Kölln
Did Kölln Knusper Schoko & Keks Hafer-Müsli shrink?
500 → 440 g −12.0%Size Facts
Before500 g
After
440 g
Hidden unit-price rise at same price+13.6%
When2025
CountryGermany
Price3,79 € → 3,79 €
Evidenceconsumer-protection agency list (purchased packages, manufacturer statement)
Confidencehigh
Source: Verbraucherzentrale Hamburg — Mogelpackungsliste (vzhh.de). Source fetched 2026-10-14. Check the math in the calculator.
What the source says
“Alte Füllmenge 500 g → Neue Füllmenge 440 g; Preis 3,79 € → 3,79 € (Juli 2025)”
Other documented cases
- 🇬🇧 Breakfast Cereals · 2023
Sainsbury's Scottish Oats
1000 → 500 g −50.0%Source: which.co.uk - 🇩🇪 Breakfast Cereals · 2022
Crownfield Cornflakes
850 → 500 g −41.2%Source: vzhh.de - 🇩🇪 Breakfast Cereals · 2025
Kölln das Original Schoko Hafer Müsli Vorratspackung
1700 → 1050 g −38.2%Source: vzhh.de - 🇩🇪 Breakfast Cereals · 2025
Vitalis Schoko Müsli Feinherb
600 → 400 g −33.3%Source: vzhh.de - 🇩🇪 Breakfast Cereals · 2020
Hofgut Basismüsli zum Selbermischen
750 → 500 g −33.3%Source: vzhh.de - 🇩🇪 Breakfast Cereals · 2025
Kölln Früchte Hafer Müsli Vorratspackung
1700 → 1200 g −29.4%Source: vzhh.de