| 16 Products | Mar 2024 | Mar 2025 | Change |
| Optimum Nutrition Gold Standard 100% Plant-Based Vanilla Vegan Protein Powder Muscle Support & Repair (684g) | £25.15 | £25.71 | + £0.56 2.2% 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 | £28.00 | £0.00 1.6% increase |
| | £23.53 | £28.00 | + £4.47 4.3% increase |
| | £25.55 | £22.99 | - £2.56 2.2% decrease |
| Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate Protein Powder (899g) | £31.05 | £32.89 | + £1.84 5.9% increase |
| | £30.00 | £35.00 | + £5.00 16.7% increase |
| | £31.00 | £31.00 | £0.00 8.2% increase |
| | £35.00 | £35.00 | £0.00 5.2% increase |
| | £34.00 | £35.00 | + £1.00 4.6% increase |
| | £35.00 | £35.00 | £0.00 3.6% increase |
| | £28.14 | £32.98 | + £4.84 5.6% increase |
| | £24.24 | £26.25 | + £2.01 5.9% increase |
| Optimum Nutrition Gold Standard Pre-Workout Fruit Punch (330g) | £24.68 | £23.65 | - £1.03 -4.2% decrease |
| | £25.00 | £24.98 | - £0.02 -0.1% decrease |
| | £27.63 | £27.00 | - £0.63 -1.3% decrease |
| | £27.00 | £27.00 | £0.00 -0.8% increase |
| | £27.00 | £27.00 | £0.00 -0.6% increase |
| | £20.95 | £19.95 | - £1.00 -1.3% decrease |
| | £20.50 | £15.99 | - £4.51 -4.2% decrease |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Flavour Protein Powder (900g) | £31.44 | £32.50 | + £1.06 3.4% increase |
| | £30.00 | £35.00 | + £5.00 16.7% increase |
| | £31.00 | £31.00 | £0.00 8.2% increase |
| | £34.00 | £35.00 | + £1.00 6.3% increase |
| | £35.00 | £35.00 | £0.00 4.6% increase |
| | £28.63 | £28.00 | - £0.63 3.4% decrease |
| | £29.99 | £30.99 | + £1.00 3.4% increase |
| Optimum Nutrition Gold Standard 100% Plant-Based Chocolate Vegan Protein Powder Muscle Support & Repair (684g) | £24.99 | £21.77 | - £3.22 -12.9% 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 |
| | £22.95 | £21.95 | - £1.00 -1% decrease |
| | £28.99 | £13.90 | - £15.09 -12.9% decrease |
| Optimum Nutrition Gold Bcaa Raspberry Pomegranate Supplement (266g) | £26.69 | £27.59 | + £0.90 3.4% increase |
| | £28.00 | £30.00 | + £2.00 7.1% increase |
| | £30.00 | £30.00 | £0.00 3.4% increase |
| | £28.00 | £28.00 | £0.00 2.3% increase |
| | £24.93 | £21.95 | - £2.98 -0.9% decrease |
| | £22.50 | £27.99 | + £5.49 3.4% increase |
| Optimum Nutrition Whipped Protein Bar Chocolate Caramel Flavour (60g) | £2.51 | £2.62 | + £0.11 4.4% increase |
| | £2.50 | £2.48 | - £0.02 -0.8% decrease |
| | £2.30 | £2.75 | + £0.45 9.2% increase |
| | £2.50 | £2.50 | £0.00 6.2% increase |
| | £2.75 | £2.75 | £0.00 4.4% increase |
| Optimum Nutrition Gold Standard 100% Whey Vanilla Ice Cream Whey Protein Powder (450g) | £19.25 | £17.75 | - £1.50 -7.8% decrease |
| | £20.88 | £19.00 | - £1.88 -9% decrease |
| | £21.00 | £21.00 | £0.00 -4.5% increase |
| | £15.99 | £15.99 | £0.00 -3.3% increase |
| | £19.12 | £15.00 | - £4.12 -7.8% decrease |
| Optimum Nutrition Delicious Strawberry Whey Protein Powder (450g) | £22.06 | £19.66 | - £2.40 -10.9% decrease |
| | £20.88 | £19.00 | - £1.88 -9% decrease |
| | £19.91 | £15.99 | - £3.92 -14.2% decrease |
| | £25.38 | £23.99 | - £1.39 -10.9% decrease |
| Optimum Nutrition Gold Standard 100% Whey Double Rich Chocolate Protein Powder (465g) | £22.42 | £16.66 | - £5.76 -25.7% decrease |
| | £21.00 | £21.00 | £0.00 No change |
| | £20.89 | £15.00 | - £5.89 -14.1% decrease |
| | £25.38 | £13.99 | - £11.39 -25.7% decrease |
