| 7 Products | May 2023 | May 2024 | Change |
| PhD Diet Whey Protein Powder Belgian Chocolate (1kg) | £28.36 | £24.39 | - £3.97 -14% decrease |
| | £27.00 | £27.00 | £0.00 No change |
| | £43.50 | £17.95 | - £25.55 -36.2% decrease |
| | £26.00 | £24.00 | - £2.00 -28.6% decrease |
| | £22.50 | £28.50 | + £6.00 -18.1% increase |
| | £22.50 | £21.95 | - £0.55 -15.6% decrease |
| | £28.50 | £28.50 | £0.00 -13% increase |
| | £28.50 | £22.80 | - £5.70 -14% decrease |
| PhD Smart Protein Plant Shake Chocolate Cookie (500g) | £16.84 | £16.68 | - £0.16 -1% decrease |
| | £16.00 | £20.00 | + £4.00 25% increase |
| | £16.00 | £16.00 | £0.00 12.5% increase |
| | £15.98 | £14.40 | - £1.58 5.1% decrease |
| | £18.00 | £16.00 | - £2.00 0.6% decrease |
| | £15.92 | £15.99 | + £0.07 0.6% increase |
| | £18.00 | £20.00 | + £2.00 2.5% increase |
| | £18.00 | £14.40 | - £3.60 -1% decrease |
| PhD Smart Protein Powder Salted Caramel Nutrition (510g) | £17.07 | £17.14 | + £0.07 0.4% increase |
| | £18.00 | £16.00 | - £2.00 -11.1% decrease |
| | £13.47 | £14.00 | + £0.53 -4.7% increase |
| | £15.99 | £15.99 | £0.00 -3.1% increase |
| | £18.00 | £20.00 | + £2.00 0.8% increase |
| | £16.00 | £16.00 | £0.00 0.7% increase |
| | £18.00 | £18.00 | £0.00 0.5% increase |
| | £20.00 | £20.00 | £0.00 0.4% increase |
| PhD Smart Protein Chocolate Brownie Powder (510g) | £16.73 | £16.56 | - £0.17 -1% decrease |
| | £15.20 | £21.00 | + £5.80 38.2% increase |
| | £18.00 | £16.00 | - £2.00 11.4% decrease |
| | £18.00 | £20.00 | + £2.00 11.3% increase |
| | £15.99 | £9.00 | - £6.99 -1.8% decrease |
| | £20.00 | £20.00 | £0.00 -1.4% increase |
| | £13.95 | £13.95 | £0.00 -1.2% increase |
| | £16.00 | £16.00 | £0.00 -1% increase |
| PhD Nutrition Vanilla Creme Diet Whey Powder (1kg) | £28.36 | £24.94 | - £3.42 -12.1% decrease |
| | £26.00 | £24.00 | - £2.00 -7.7% decrease |
| | £22.50 | £28.50 | + £6.00 8.2% increase |
| | £43.50 | £20.36 | - £23.14 -20.8% decrease |
| | £26.99 | £28.50 | + £1.51 -14.8% increase |
| | £22.50 | £21.95 | - £0.55 -12.9% decrease |
| | £28.50 | £28.50 | £0.00 -10.7% increase |
| | £28.50 | £22.80 | - £5.70 -12.1% decrease |
| PhD Nutrition Diet Plant Protein Powder Strawberries & Cream (500g) | £15.84 | £14.92 | - £0.92 -5.8% decrease |
| | £18.00 | £18.00 | £0.00 No change |
| | £17.50 | £14.00 | - £3.50 -9.9% decrease |
| | £17.50 | £14.00 | - £3.50 -13.2% decrease |
| | £16.00 | £18.40 | + £2.40 -6.7% increase |
| | £10.20 | £10.20 | £0.00 -5.8% increase |
| PhD Smart Protein Plant Eton Mess Powder (500g) | £16.50 | £18.50 | + £2.00 12.1% increase |
| | £16.00 | £18.00 | + £2.00 12.5% increase |
| | £16.00 | £20.00 | + £4.00 18.8% increase |
| | £15.99 | £15.99 | £0.00 12.5% increase |
| | £18.00 | £20.00 | + £2.00 12.1% increase |
