| 13 Products | Jul 2025 | Jul 2026 | Change |
| Optimum Nutrition Gold Standard 100% Plant-Based Vanilla Vegan Protein Powder Muscle Support & Repair (684g) | £25.17 | £25.00 | - £0.17 -0.7% decrease |
| | £17.00 | £17.00 | £0.00 No change |
| | £28.00 | £28.00 | £0.00 No change |
| | £28.00 | £28.00 | £0.00 No change |
| | £28.00 | £28.00 | £0.00 No change |
| | £28.00 | £25.00 | - £3.00 -2.3% decrease |
| | £22.00 | £24.00 | + £2.00 -0.7% increase |
| Optimum Nutrition Gold Standard Pre-Workout Fruit Punch (330g) | £24.39 | £25.10 | + £0.71 2.9% increase |
| | £21.98 | £25.00 | + £3.02 13.7% increase |
| | £26.00 | £27.00 | + £1.00 8.4% increase |
| | £27.00 | £27.00 | £0.00 5.4% increase |
| | £27.00 | £27.00 | £0.00 3.9% increase |
| | £19.95 | £19.50 | - £0.45 2.9% decrease |
| Optimum Nutrition Whipped Protein Bar Chocolate Caramel Flavour (60g) | £2.56 | £2.63 | + £0.07 2.7% increase |
| | £2.23 | £2.50 | + £0.27 12.1% increase |
| | £2.75 | £2.75 | £0.00 5.6% increase |
| | £2.50 | £2.50 | £0.00 3.6% increase |
| | £2.75 | £2.75 | £0.00 2.7% increase |
| Optimum Nutrition Chocolate Brownie Protein Crisp Bar (65g) | £2.29 | £2.29 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| Optimum Nutrition Gold Bcaa Raspberry Pomegranate Supplement (266g) | £28.75 | £28.57 | - £0.18 -0.6% decrease |
| | £28.00 | £32.00 | + £4.00 14.3% increase |
| | £30.00 | £32.00 | + £2.00 10.3% increase |
| | £28.00 | £28.00 | £0.00 7% increase |
| | £28.98 | £22.26 | - £6.72 -0.6% decrease |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Whey Protein Powder (450g) | £19.16 | £22.67 | + £3.51 18.3% increase |
| | £20.00 | £25.00 | + £5.00 25% increase |
| | £21.00 | £25.00 | + £4.00 22% increase |
| | £16.47 | £18.00 | + £1.53 18.3% increase |
| Optimum Nutrition Protein Crisp Bar Peanut Butter Flavour (60g) | £1.78 | £1.78 | £0.00 No change |
| | £2.30 | £2.30 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| Optimum Nutrition Whipped Protein Bar Variety Pack (606g) | £22.48 | £22.48 | £0.00 No change |
| | £25.00 | £25.00 | £0.00 No change |
| | £19.95 | £19.95 | £0.00 No change |
| Optimum Nutrition Delicious Strawberry Whey Protein Powder (450g) | £18.98 | £21.50 | + £2.52 13.3% increase |
| | £20.00 | £25.00 | + £5.00 25% increase |
| | £17.95 | £18.00 | + £0.05 13.3% increase |
| Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate Protein Powder (465g) | £18.00 | £21.50 | + £3.50 19.4% increase |
| | £21.00 | £25.00 | + £4.00 19% increase |
| | £14.99 | £18.00 | + £3.01 19.4% increase |
