| 19 Products | Oct 2024 | Oct 2025 | Change |
| Optimum Nutrition Gold Standard 100% Plant-Based Vanilla Vegan Protein Powder Muscle Support & Repair (684g) | £24.66 | £24.14 | - £0.52 -2.1% decrease |
| | £17.00 | £17.00 | £0.00 No change |
| | £26.00 | £28.00 | + £2.00 4.7% increase |
| | £28.00 | £28.00 | £0.00 2.8% increase |
| | £28.00 | £28.00 | £0.00 2% increase |
| | £28.00 | £25.00 | - £3.00 -0.8% decrease |
| | £24.15 | £21.99 | - £2.16 -2.1% decrease |
| | £21.45 | £20.99 | - £0.46 -2.1% decrease |
| Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate Protein Powder (899g) | £30.37 | £34.10 | + £3.73 12.3% increase |
| | £30.00 | £36.74 | + £6.74 22.5% increase |
| | £31.00 | £31.00 | £0.00 11% increase |
| | £35.00 | £35.00 | £0.00 7% increase |
| | £30.00 | £34.00 | + £4.00 8.5% increase |
| | £31.50 | £40.00 | + £8.50 12.2% increase |
| | £29.00 | £31.99 | + £2.99 11.9% increase |
| | £26.11 | £29.99 | + £3.88 12.3% increase |
| Optimum Nutrition Gold Standard Pre-Workout Fruit Punch (330g) | £22.70 | £24.83 | + £2.13 9.4% increase |
| | £22.50 | £24.98 | + £2.48 11% increase |
| | £28.25 | £27.00 | - £1.25 2.4% decrease |
| | £27.00 | £27.00 | £0.00 1.6% increase |
| | £24.00 | £22.00 | - £2.00 -0.7% decrease |
| | £15.99 | £21.98 | + £5.99 4.4% increase |
| | £18.48 | £26.03 | + £7.55 9.4% increase |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Flavour Protein Powder (900g) | £29.79 | £35.96 | + £6.17 20.7% increase |
| | £30.00 | £36.74 | + £6.74 22.5% increase |
| | £31.00 | £31.00 | £0.00 11% increase |
| | £30.00 | £34.00 | + £4.00 11.8% increase |
| | £31.50 | £40.00 | + £8.50 15.7% increase |
| | £28.87 | £28.00 | - £0.87 12.2% decrease |
| | £27.34 | £45.99 | + £18.65 20.7% increase |
| Optimum Nutrition Gold Standard 100% Plant-Based Chocolate Vegan Protein Powder Muscle Support & Repair (684g) | £24.74 | £24.20 | - £0.54 -2.2% decrease |
| | £17.00 | £17.00 | £0.00 No change |
| | £28.00 | £28.00 | £0.00 No change |
| | £28.00 | £25.00 | - £3.00 -4.1% decrease |
| | £25.74 | £21.99 | - £3.75 -6.8% decrease |
| | £24.94 | £28.99 | + £4.05 -2.2% increase |
| Optimum Nutrition Gold Bcaa Raspberry Pomegranate Supplement (266g) | £25.16 | £28.43 | + £3.27 13% increase |
| | £28.00 | £28.00 | £0.00 No change |
| | £30.00 | £32.00 | + £2.00 3.4% increase |
| | £22.00 | £25.00 | + £3.00 6.2% increase |
| | £22.00 | £29.22 | + £7.22 12% increase |
| | £23.78 | £27.95 | + £4.17 13% increase |
| Optimum Nutrition Whipped Protein Bar Chocolate Caramel Flavour (60g) | £2.44 | £2.62 | + £0.18 7.4% increase |
| | £2.25 | £2.48 | + £0.23 10.2% increase |
| | £2.75 | £2.75 | £0.00 4.8% increase |
| | £2.00 | £2.50 | + £0.50 10.7% increase |
| | £2.75 | £2.75 | £0.00 7.4% increase |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Whey Protein Powder (450g) | £18.83 | £18.47 | - £0.36 -1.9% decrease |
| | £21.00 | £19.00 | - £2.00 -9.5% decrease |
| | £21.00 | £22.00 | + £1.00 -2.4% increase |
| | £18.33 | £18.00 | - £0.33 -2.2% decrease |
| | £14.99 | £14.88 | - £0.11 -1.9% decrease |
| 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 Essential Amino Energy Orange Cooler () | £18.00 | £22.59 | + £4.59 25.5% increase |
| | £11.00 | £11.00 | £0.00 No change |
| | £20.00 | £21.00 | + £1.00 3.2% increase |
| | £22.99 | £35.77 | + £12.78 25.5% increase |
