| 17 Products | Sep 2024 | Sep 2025 | Change |
| Optimum Nutrition Gold Standard 100% Plant-Based Vanilla Vegan Protein Powder Muscle Support & Repair (684g) | £24.77 | £25.11 | + £0.34 1.4% increase |
| | £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 |
| | £23.60 | £28.00 | + £4.40 2.3% increase |
| | £22.79 | £21.79 | - £1.00 1.4% decrease |
| Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate Protein Powder (899g) | £32.02 | £34.53 | + £2.51 7.8% 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 |
| | £34.00 | £40.00 | + £6.00 9.8% increase |
| | £32.50 | £40.00 | + £7.50 12.5% increase |
| | £26.00 | £31.99 | + £5.99 13.9% increase |
| | £35.66 | £26.99 | - £8.67 7.8% decrease |
| Optimum Nutrition Gold Standard Pre-Workout Fruit Punch (330g) | £24.72 | £24.66 | - £0.06 -0.2% decrease |
| | £25.00 | £24.98 | - £0.02 -0.1% decrease |
| | £28.25 | £27.00 | - £1.25 -2.4% decrease |
| | £27.00 | £27.00 | £0.00 -1.6% increase |
| | £27.00 | £27.00 | £0.00 -1.2% increase |
| | £20.10 | £19.95 | - £0.15 -1.1% decrease |
| | £20.97 | £22.00 | + £1.03 -0.2% increase |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Flavour Protein Powder (900g) | £29.22 | £35.12 | + £5.90 20.2% increase |
| | £30.00 | £36.74 | + £6.74 22.5% increase |
| | £31.00 | £31.00 | £0.00 11% increase |
| | £34.00 | £40.00 | + £6.00 13.4% increase |
| | £32.50 | £40.00 | + £7.50 15.9% increase |
| | £24.85 | £28.00 | + £3.15 15.4% increase |
| | £22.94 | £34.99 | + £12.05 20.2% increase |
| Optimum Nutrition Gold Standard 100% Plant-Based Chocolate Vegan Protein Powder Muscle Support & Repair (684g) | £23.97 | £24.19 | + £0.22 0.9% increase |
| | £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 |
| | £21.95 | £21.95 | £0.00 -3.2% increase |
| | £24.89 | £28.99 | + £4.10 0.9% increase |
| Optimum Nutrition Gold Bcaa Raspberry Pomegranate Supplement (266g) | £26.74 | £27.18 | + £0.44 1.6% increase |
| | £28.00 | £28.00 | £0.00 No change |
| | £30.00 | £30.00 | £0.00 No change |
| | £28.00 | £28.00 | £0.00 No change |
| | £24.63 | £21.95 | - £2.68 -2.4% decrease |
| | £23.08 | £27.95 | + £4.87 1.6% increase |
| Optimum Nutrition Whipped Protein Bar Chocolate Caramel Flavour (60g) | £2.63 | £2.62 | - £0.01 -0.4% decrease |
| | £2.50 | £2.48 | - £0.02 -0.8% decrease |
| | £2.75 | £2.75 | £0.00 -0.4% increase |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 -0.4% increase |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Whey Protein Powder (450g) | £19.56 | £18.49 | - £1.07 -5.5% decrease |
| | £21.00 | £19.00 | - £2.00 -9.5% decrease |
| | £21.00 | £21.00 | £0.00 -4.8% increase |
| | £15.99 | £17.95 | + £1.96 -0.1% increase |
| | £20.25 | £16.00 | - £4.25 -5.5% decrease |
| Optimum Nutrition Essential Amino Energy Orange Cooler (270g) | £16.99 | £20.33 | + £3.34 19.7% increase |
| | £11.00 | £11.00 | £0.00 No change |
| | £20.99 | £21.00 | + £0.01 No change |
| | £18.99 | £28.99 | + £10.00 19.7% increase |
| Optimum Nutrition Delicious Strawberry Whey Protein Powder (450g) | £18.56 | £20.60 | + £2.04 11% increase |
| | £21.00 | £19.00 | - £2.00 -9.5% decrease |
| | £19.70 | £17.95 | - £1.75 -9.2% decrease |
| | £14.97 | £24.85 | + £9.88 11% increase |
