| 12 Products | Sep 2025 | Sep 2026 | Change |
| Optimum Nutrition Gold Standard 100% Plant-Based Vanilla Vegan Protein Powder Muscle Support & Repair (684g) | £25.24 | £25.00 | - £0.24 -1% 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 |
| | £25.00 | £25.00 | £0.00 No change |
| | £25.44 | £24.00 | - £1.44 -1% decrease |
| Optimum Nutrition Gold Standard Pre-Workout Fruit Punch (330g) | £24.69 | £25.46 | + £0.77 3.1% increase |
| | £23.48 | £25.00 | + £1.52 6.5% increase |
| | £26.00 | £27.00 | + £1.00 5.1% increase |
| | £27.00 | £27.00 | £0.00 3.3% increase |
| | £27.00 | £27.00 | £0.00 2.4% increase |
| | £19.95 | £21.31 | + £1.36 3.1% 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) | £26.74 | £28.60 | + £1.86 7% increase |
| | £27.00 | £32.00 | + £5.00 18.5% increase |
| | £30.00 | £32.00 | + £2.00 12.3% increase |
| | £28.00 | £28.00 | £0.00 8.3% increase |
| | £21.95 | £22.40 | + £0.45 7% increase |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Whey Protein Powder (450g) | £19.05 | £25.00 | + £5.95 31.2% increase |
| | £19.50 | £25.00 | + £5.50 28.2% increase |
| | £21.00 | £25.00 | + £4.00 23.5% increase |
| | £16.64 | £25.00 | + £8.36 31.2% 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) | £17.99 | £23.55 | + £5.56 30.9% increase |
| | £19.50 | £25.00 | + £5.50 28.2% increase |
| | £16.48 | £22.10 | + £5.62 30.9% increase |
| Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate Protein Powder (465g) | £17.75 | £24.26 | + £6.51 36.7% increase |
| | £21.00 | £25.00 | + £4.00 19% increase |
| | £14.50 | £23.51 | + £9.01 36.7% increase |
| Optimum Nutrition Gold Standard 100% Whey Protein Powder Double Rich Chocolate (465g) | £20.00 | £20.00 | £0.00 No change |
| | £20.00 | £20.00 | £0.00 No change |
