Compare by unit price

Whey protein by price per 100g

Protein powder is sold in tubs from 250g to 5kg, so the shelf price says little about value. This ranks every whey we track by what 100g actually costs. Plant protein is ranked separately.

55 products from 14 brands · £1.88 to £11.67 per 100g

1. 1Essential Whey Protein - 2.5kg - Unflavoured2.5kg · £46.99£1.88per 100g
2. 2Essential Whey Protein Shake - 2.5KG - 70servings - Strawberry Ice Cream2.5kg · £63.49£2.54per 100g
3. 3Myprotein Essential Whey Protein, Vanilla 600g600g · £18.00£3.00per 100g
4. 4Myprotein Essential Whey Protein, Chocolate Smooth 600g600g · £18.00£3.00per 100g
5. 5Impact Diet Whey - 1kg - Chocolate1kg · £30.49£3.05per 100g
6. 6Impact Whey Protein Powder - 5KG - 166servings - Chocolate Mint5kg · £157.49£3.15per 100g
7. 7Myprotein Impact Whey Protein, Apple, 1kg1kg · £34.99£3.50per 100g
8. 8Impact Whey Elite | Informed Sport Certified - 1kg - Natural Strawberry (Informed Sport)1kg · £36.49£3.65per 100g
9. 9Impact Whey Protein – TWIX® - 1050g - 30servings1.05kg · £39.99£3.81per 100g
10. 10MARCHON Whey Protein | Whey Protein Powder – 900g Chocolate900g · £34.45£3.83per 100g
11. 11MARCHON Whey Protein | Whey Protein Powder for Muscle Recovery & Performance – Vanilla 900g900g · £34.45£3.83per 100g
12. 12USN Blue Lab Whey Protein Powder Banana 908g908g · £36.00£3.96per 100g
13. 13Sci-Mx Ultra Whey Protein Powder Strawberry 800g800g · £32.00£4.00per 100g
14. 14Impact Whey Protein Milkshake - 435G - 15servings - Salted Caramel435g · £17.49£4.02per 100g
15. 15THE Whey - 990g - 30servings - Strawberry990g · £39.99£4.04per 100g
16. 16Natural Fitness Food Premium Whey Protein Powder | Whey Protein Powder for Muscle Recovery – Vanilla 1kg1kg · £41.49£4.15per 100g
17. 17Impact Whey Protein – BOUNTY® - 960g - 30servings960g · £39.99£4.17per 100g
18. 18Myprotein X Jimmy's Iced Coffee, Impact Whey Protein, 600g600g · £26.00 · 2 retailers£4.33per 100g
19. 19THE Whey Elite - 1.02kg - 30servings - Milk Chocolate (Informed Sport)1.02kg · £44.99£4.41per 100g
20. 20Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate 2 X 465g930g · £43.00£4.62per 100g
21. 21Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 600g Banana & Lucuma600g · £28.00£4.67per 100g
22. 22Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream 2 X 450g900g · £43.00£4.78per 100g
23. 23Hydrolysed Whey Protein Powder - 2.5kg - Unflavoured2.5kg · £121.49£4.86per 100g
24. 24Impact Whey Protein – SNICKERS® - 500g - 16servings - Snickers White500g · £24.49£4.90per 100g
25. 25Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 1.2kg Madagascan Vanilla1.2kg · £59.00£4.92per 100g
26. 26Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 1.2kg Pure Unflavoured1.2kg · £59.00£4.92per 100g
27. 27Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 1.2kg Raw Cacao & Maca1.2kg · £59.00£4.92per 100g
28. 28Organic Protein Company Real Coffee Whey Protein 1.2kg1.2kg · £59.00£4.92per 100g
29. 29Maxinutrition Maxi Nutrition Maxwhey Whey Protein Powder Strawberry 420g420g · £21.99£5.24per 100g
30. 30Impact Whey Protein – Jimmy’s Iced Coffee - 600G - 20servings - Jimmy's Coffee - Original600g · £32.49£5.42per 100g
31. 31Organic Protein Company Cookies & Cream Organic Whey Protein | Organic Whey Protein Powder – 1.2kg1.2kg · £68.00£5.67per 100g
32. 32Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 400g Pure Unflavoured400g · £24.00£6.00per 100g
33. 33Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 400g Raw Cacao & Maca400g · £24.00£6.00per 100g
34. 34Greenback Protein Powder Vanilla | Whey Protein Powder for Muscle Growth & Recovery – 330g330g · £19.99£6.06per 100g
35. 35Greenback Protein Powder Chocolate | Whey Protein Powder for Muscle Growth & Recovery – 330g330g · £19.99£6.06per 100g
36. 36Seeking Health Whey Protein Vanilla 492g492g · £29.99£6.10per 100g
37. 37Optimum Nutrition 100% Gold Standard Whey Delicious Strawberry 780g780g · £48.00£6.15per 100g
38. 38Optimum Nutrition 100% Gold Standard Whey Vanilla Ice Cream 780g780g · £48.00£6.15per 100g
39. 39Optimum Nutrition 100% Gold Standard Whey Extreme Milk Chocolate 768g768g · £48.00£6.25per 100g
40. 40Organic Protein Company Organic Whey Protein | Organic Whey Protein Powder – 400g Madagascan Vanilla400g · £26.00£6.50per 100g
41. 41Organic Protein Company Real Coffee Whey Protein 400g400g · £26.00£6.50per 100g
42. 42Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate 465g465g · £32.00£6.88per 100g
43. 43Organic Protein Company Cookies & Cream Organic Whey Protein | Organic Whey Protein Powder – 400g400g · £28.00£7.00per 100g
44. 44Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream 450g450g · £32.00£7.11per 100g
45. 45Optimum Nutrition Gold Standard 100% Whey Delicious Strawberry 450g450g · £32.00£7.11per 100g
46. 46Impact Whey Protein — SNICKERS® Twin Pack - Snickers White - Snickers White - 1kg1kg · £76.99£7.70per 100g
47. 47Optimum Nutrition Gold Standard Whey Protein Strawberry 300g300g · £24.00£8.00per 100g
48. 48Optimum Nutrition Gold Standard Whey Protein Double Rich Choc 300g300g · £24.00£8.00per 100g
49. 49Ancient Nutrition Whey Protein | Grass-Fed Whey Protein Powder – Vanilla Bean 594g594g · £48.99£8.25per 100g
50. 50Ancient Purity Living Whey Powder 450g450g · £39.99£8.89per 100g
51. 51MARS® Impact Whey Protein Bundle - MARS® White - 500G - 15servings500g · £44.49£8.90per 100g
52. 52Seeking Health Whey Protein Unflavored 333g333g · £29.99£9.01per 100g
53. 53Ancient Nutrition Whey Protein + Fat Loss Blend | Whey Protein with Metabolism Support – Cinnamon Vanilla 572g572g · £53.99£9.44per 100g
54. 54Designs For Health WheyCool Vanilla | Grass-Fed Whey Protein Powder for Muscle Recovery & Nutrition – 900g900g · £89.99£10.00per 100g
55. 55Designs For Health WheyCool Unflavoured | Grass-Fed Whey Protein Powder for Muscle Recovery & Nutrition – 900g900g · £104.99£11.67per 100g