Prices updated daily — 23 April 2026
Cheapest protein powder
Compare 3 products across 6 supermarkets
From £48.72 / kilo
protein powder — compare prices across 6 supermarkets
Optimum Nutrition
Optimum Nutrition 780g Vanilla Ice Cream Gold Standard 100% Whey Protein
780 g
£38.00
£48.72/kg
at 1 supermarket
0
Optimum Nutrition
Optimum Nutrition 780g Delicious Strawberry Gold Standard 100% Whey Protein
780 g
£38.00
£48.72/kg
at 1 supermarket
0
Optimum Nutrition
Optimum Nutrition 775g Double Rich Chocolate Gold Standard 100% Whey Protein
775 g
£38.00
£49.03/kg
at 1 supermarket
0