Best Whey Isolate UK (2026): Lean Scoops Compared
Best whey isolate UK 2026: isolate vs concentrate, label checklist, and MyProtein + ON + Bulk picks at GymStack.
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Best sellers
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17% offMyProtein
MyProtein Impact Whey Protein 2.5kg Chocolate Brownie
Sale price £67.99 Regular price £81.99Unit price£27.20 /kg -
17% offWeider
Gold Whey - Milk Chocolate - 2000g
Sale price £91.99 Regular price £110.99Unit price£46.00 /kg -
17% off -
17% offWeider
Isolate Whey 100 CFM - Vanilla Cream - 2000g
Sale price £144.99 Regular price £173.99Unit price£72.50 /kg -
17% offWeider
Premium Whey - Vanilla Caramel - 2300g
Sale price £139.99 Regular price £167.99Unit price£60.87 /kg -
17% offWeider
Isolate Whey 100 CFM - Cookies & Cream - 2000g
Sale price £144.99 Regular price £173.99Unit price£72.50 /kg -
17% offWeider
Isolate Whey 100 CFM - Strawberry Ice Cream - 2000g
Sale price £125.99 Regular price £151.99Unit price£63.00 /kg -
17% offTrained by JP
Performance Protein - Lemon Meringue Pie - 2000g
Sale price £64.99 Regular price £77.99Unit price£32.50 /kg
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18% offGrenade
Grenade Protein Bar 12x60g Chocolate Chip Salted Caramel
Sale price £31.99 Regular price £38.99Unit price£44.43 /kg -
17% offGrenade
Protein Bars - Caramel Chaos - 12 x 60g
Sale price £39.99 Regular price £47.99Unit price£55.54 /kg -
17% offGrenade
Protein Bars - Dark Chocolate Raspberry - 12 x 60g
Sale price £34.99 Regular price £41.99Unit price£48.60 /kg -
17% offGrenade
Protein Bars - Lemon Cheesecake - 12 x 60g
Sale price £34.99 Regular price £41.99Unit price£48.60 /kg -
17% offGrenade
Protein Bars - Jaffa Quake - 12 x 60g
Sale price £39.99 Regular price £47.99Unit price£55.54 /kg -
17% offGrenade
Protein Bars - Peanut Nutter - 12 x 60g
Sale price £34.99 Regular price £41.99Unit price£48.60 /kg -
17% offGrenade
Protein Bars - White Chocolate Salted Peanut - 12 x 60g
Sale price £34.99 Regular price £41.99Unit price£48.60 /kg -
17% offGrenade
Protein Bars - Chocolate Chip Cookie Dough - 12 x 60g
Sale price £34.99 Regular price £41.99Unit price£48.60 /kg -
17% offGrenade
Protein Bars - Chocolate Chip Salted Caramel - 12 x 60g
Sale price £39.99 Regular price £47.99Unit price£55.54 /kg -
17% off -
17% offGrenade
Protein Bars - Birthday Cake - 12 x 60g
Sale price £39.99 Regular price £47.99Unit price£55.54 /kg -
17% offGrenade
Protein Bars - Fudged Up - 12 x 60g
Sale price £39.99 Regular price £47.99Unit price£55.54 /kg -
17% offGrenade
Protein Bars - Dark Chocolate Mint - 12 x 60g
Sale price £34.99 Regular price £41.99Unit price£48.60 /kg -
17% offGrenade
Protein Bars - OREO White - 12 x 60g
Sale price £39.99 Regular price £47.99Unit price£55.54 /kg
Brand of the month
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19% offApplied Nutrition
Sale price £25.99 Regular price £31.99Unit price£0.43 each -
18% offApplied Nutrition
Pump 3G Pre-Workout (Zero Stimulant) - Icy Blue Raz - 375g
Sale price £27.99 Regular price £33.99Unit price£74.64 /kg -
19% offApplied Nutrition
Sale price £16.99 Regular price £20.99Unit price£0.17 each -
17% offApplied Nutrition
Diet Whey - Strawberry Milkshake - 1800g
Sale price £81.99 Regular price £98.99Unit price£45.55 /kg -
17% offApplied Nutrition
Diet Whey - Banana Milkshake - 1000g
Sale price £42.99 Regular price £51.99Unit price£42.99 /kg -
17% offApplied Nutrition
Diet Whey - Strawberry Milkshake - 1000g
Sale price £42.99 Regular price £51.99Unit price£42.99 /kg -
18% offApplied Nutrition
Diet Protein Bar - Chocolate Caramel Crisp - 12 x 45g
Sale price £26.99 Regular price £32.99Unit price£49.98 /kg -
18% offApplied Nutrition
Critical Mass - Original - Strawberry - 6000g
Sale price £65.99 Regular price £79.99Unit price£11.00 /kg
Supplement guides
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How Much Protein Do You Need to Build Muscle? A UK Gym-Goer's Calculator
How much protein to build muscle UK: g/kg calculator, food-first tips, and MyProtein + Applied + ON picks at GymStack.
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Casein before bed UK 2026: what micellar casein is vs whey, what to compare on the label, and Applied + BioTechUSA picks at GymStack.
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Protein Water UK (2026): RTD Clear Drinks Compared
Protein water UK 2026: RTD clear drinks vs clear whey powder, what to compare on the label, and Sci-MX Juicy + Applied Sparkling picks at GymStack.
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