Top 10 · Updated October 2026
Lowest-Calorie Whey Powder
The 10 lightest whey powder products on this list range from 24.8 to 321 kcal per 100 g. The whey powder with the fewest calories per 100 g, so you can compare energy density at a glance. We checked 100 whey powder with complete data.
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1
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5
Whey protein complex
Bodyshake -
6
Impact Whey Protein
My Protein · 2.5kg -
7
Vanilla milkshake
ProSupps · 33 g -
8
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9
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10
How we built this list
We ranked all published whey powder on Foodmetria that have a photo and the required nutrition data, using values per 100 g from the product label. Ties are broken by Nutri-Score and by how often shoppers scan the product. Rankings update automatically as label data changes. Read our methodology.