Did Optimum Nutrition Gold Standard 100% Whey, 5 lb tub (Europe) shrink?

Size FactsDid it shrink? Yes
Before2250 g
After2040 g
−9.3%smaller
Price per 100 g · if the price stayed the same+10.3%Hypothetical: the size cut alone. The source recorded no shelf prices.

How big a cut? The 60th-largest of 68 documented health & supplements cuts; a bigger cut than 29% of all 1,366 cases in the library. See the biggest cuts →

When
2026 · reported May 2026
Country
Europe
Brand
Optimum Nutrition
Category
Health & Supplements
Source
stack3d.com

Source and evidence

Stack3d — Optimum Nutrition downsizes Gold Standard in Europe (May 2026) stack3d.com

Source fetched 2026-10-24.

Same formula; the new tubs carry a 'New Pack' flag. The 2 lb tub shrank the same way to 768–780 g (about 1.7 lb). We use the larger 2.04 kg figure for the cut. No prices yet.

Evidence
Typetrade press (supplement industry news site)
Confidencemedium

Check the math in the calculator.

What the source says

“…The traditional 2lb and 5lb tubs of Gold Standard 100% Whey Protein from Optimum Nutrition, in Europe, have been shrunk a bit. The 5lb or 2.25kg in that part of the world has come down to 2.01 to 2.04kg or 4.4lbs, and the 2lb has similarly downsized to 768 to 780g or about 1.7lbs.”

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

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Vitamin shrinkflation →

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Cite this case

ShrinkRadar, “Did Optimum Nutrition Gold Standard 100% Whey, 5 lb tub (Europe) shrink? 2250 g → 2040 g”, https://shrinkradar.com/cases/optimum-nutrition-gold-standard-100-whey-5-lb-tub-europe-eu-2026.html, accessed 2026-11-05. Original source: Stack3d — Optimum Nutrition downsizes Gold Standard in Europe (May 2026) (https://www.stack3d.com/2026/05/optimum-nutrition-downsizes-gold-standard-in-europe/).

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