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WheyWise compares protein powder prices across the UK so you can see every bag side by side and buy on facts, not whatever shows up first on Google. Updated weekly from 85+ retailers.

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Advanced protein powder price comparison

Every protein powder we track, ranked by cost per 25g of protein. 1,477 products total. Sort by size, price, or cost; search by brand, product, or retailer.

Showing 25 of 605 results
#
Product
Nutrition / 100g
#1
Pure Source Nutrition PSN Soy Protein 1kg Powder
Pure Source Nutrition·PSN Soy Protein 1kg Powder
Vegan7 flavours· London Supplements
Size5kg
Price£36.99
£0.21/25g
27PROTEIN
111KCAL
0CARBS
1FAT
5kg
£36.99
27PROTEIN
111KCAL
0CARBS
1FAT
£0.21
Buy on Amazon
#2
The Bulk Protein Company Vegan Gainz - 4kg
The Bulk Protein Company·Vegan Gainz - 4kg
Mass Gainer10 flavours· Bodybuilding Warehouse
Size4kg
Price£25.99
£0.23/25g
21PROTEIN
111KCAL
2CARBS
2FAT
4kg
£25.99
21PROTEIN
111KCAL
2CARBS
2FAT
£0.23
Buy on Amazon
#3
XCelerate Nutrition Pea Protein Isolate Powder
XCelerate Nutrition·Pea Protein Isolate Powder
Vegan5 flavours· London Supplements
Size5kg
Price£36.99
£0.23/25g
24PROTEIN
111KCAL
1CARBS
1FAT
5kg
£36.99
24PROTEIN
111KCAL
1CARBS
1FAT
£0.23
Buy on Amazon
#4
Pro-Elite PROELITE Diet Whey Meal 4.4kg Bucket
Pro-Elite·PROELITE Diet Whey Meal 4.4kg Bucket
Whey Concentrate3 flavours· London Supplements
Size4.4kg
Price£28.99
£0.24/25g
37PROTEIN
195KCAL
6CARBS
2FAT
4.4kg
£28.99
37PROTEIN
195KCAL
6CARBS
2FAT
£0.24
Buy on Amazon
#5
Peak Supps Pea Protein Isolate 80%
Peak Supps·Pea Protein Isolate 80%
Vegan12 flavours· Peak Supps
Size5kg
Price£38.99
£0.24/25g
24PROTEIN
111KCAL
1CARBS
1FAT
5kg
£38.99
24PROTEIN
111KCAL
1CARBS
1FAT
£0.24
Buy on Amazon
#6
Pure Source Nutrition PSN Pea Protein 2.5kg Powder
Pure Source Nutrition·PSN Pea Protein 2.5kg Powder
Vegan8 flavours· London Supplements
Size5kg
Price£40.99
£0.24/25g
26PROTEIN
121KCAL
0CARBS
3FAT
5kg
£40.99
26PROTEIN
121KCAL
0CARBS
3FAT
£0.24
Buy on Amazon
#7
NutriSport 90+ Vegan Protein 5kg
NutriSport·90+ Vegan Protein 5kg
Vegan6 flavours· London Supplements
Size5kg
Price£42.99
£0.24/25g
54PROTEIN
245KCAL
3CARBS
2FAT
5kg
£42.99
54PROTEIN
245KCAL
3CARBS
2FAT
£0.24
Buy on Amazon
#8
Peak Supps Soy Protein Isolate 90%
Peak Supps·Soy Protein Isolate 90%
Vegan6 flavours· Peak Supps
Size5kg
Price£44.99
£0.25/25g
27PROTEIN
111KCAL
0CARBS
1FAT
5kg
£44.99
27PROTEIN
111KCAL
0CARBS
1FAT
£0.25
Buy on Amazon
#9
XCelerate Nutrition Soy Protein Powder
XCelerate Nutrition·Soy Protein Powder
Vegan5 flavours· London Supplements
Size5kg
Price£36.99
£0.26/25g
21PROTEIN
111KCAL
2CARBS
2FAT
5kg
£36.99
21PROTEIN
111KCAL
2CARBS
2FAT
£0.26
Buy on Amazon
#10
Sports Fuel Premium Protein
Sports Fuel·Premium Protein
Whey Concentrate6 flavours· Bodybuilding Warehouse
Size5kg
Price£39.99
£0.28/25g
22PROTEIN
114KCAL
4CARBS
1FAT
5kg
£39.99
22PROTEIN
114KCAL
4CARBS
1FAT
£0.28
Buy on Amazon
#11
The Bulk Protein Company Vegan Gainz - 4kg
The Bulk Protein Company·Vegan Gainz - 4kg
Mass Gainer4 flavours· Amazon UK
Size4kg
Price£31.96
£0.29/25g
21PROTEIN
111KCAL
2CARBS
2FAT
4kg
£31.96
21PROTEIN
111KCAL
2CARBS
2FAT
£0.29
Buy on Amazonor buy direct ↗
#12
NutriSport 90 Plus Vegan 2.5kg Unflavoured
NutriSport·90 Plus Vegan 2.5kg Unflavoured
Vegan· London Supplements
Size2.5kg
Price£26.99
£0.30/25g
90PROTEIN
409KCAL
5CARBS
3FAT
2.5kg
£26.99
90PROTEIN
409KCAL
5CARBS
3FAT
£0.30
Buy on Amazon
#13
Matrix Nutrition Diet Whey Matrix Protein Powder
Matrix Nutrition·Diet Whey Matrix Protein Powder
Whey Concentrate5 flavours· Matrix Nutrition
Size5kg
Price£44.99
£0.32/25g
21PROTEIN
108KCAL
2CARBS
1FAT
5kg
£44.99
21PROTEIN
108KCAL
2CARBS
1FAT
£0.32
Buy on Amazon
#14
Supreme PLC Meal Shake 1.7kg
Supreme PLC·Meal Shake 1.7kg
Vegan3 flavours· Sealions
Size1.7kg
Price£10.00
£0.33/25g
27PROTEIN
228KCAL
21CARBS
4FAT
1.7kg
£10.00
27PROTEIN
228KCAL
21CARBS
4FAT
£0.33
Buy on Amazon
#15
ESN Designer Rice Pudding
ESN·Designer Rice Pudding
Vegan· ESN
Size3kg
Price£27.99
£0.33/25g
21PROTEIN
111KCAL
2CARBS
2FAT
3kg
£27.99
21PROTEIN
111KCAL
2CARBS
2FAT
£0.33
Buy on Amazon
#16
Protein Works Vegan Soy Protein - BLACK Innovation
Protein Works·Vegan Soy Protein - BLACK Innovation
Vegan3 flavours· Protein Works
Size4kg
Price£47.99
£0.35/25g
26PROTEIN
112KCAL
2CARBS
0FAT
4kg
£47.99
26PROTEIN
112KCAL
2CARBS
0FAT
£0.35
Buy on Amazonor buy direct ↗
#17
Bulk Soya Protein Isolate
Bulk·Soya Protein Isolate
Vegan4 flavours· Bulk
Size5kg
Price£59.99
£0.36/25g
25PROTEIN
107KCAL
1CARBS
0FAT
5kg
£59.99
25PROTEIN
107KCAL
1CARBS
0FAT
£0.36
Buy on Amazonor buy direct ↗
#18
NutriSport Protein+Carbs
NutriSport·Protein+Carbs
Whey Isolate4 flavours· GymStop
Size5kg
Price£36.99
£0.37/25g
30PROTEIN
228KCAL
21CARBS
3FAT
5kg
£36.99
30PROTEIN
228KCAL
21CARBS
3FAT
£0.37
Buy on Amazon
#19
NutriSport Whey Isolate
NutriSport·Whey Isolate
Whey Isolate4 flavours· GymStop
Size5kg
Price£63.99
£0.37/25g
26PROTEIN
110KCAL
1CARBS
0FAT
5kg
£63.99
26PROTEIN
110KCAL
1CARBS
0FAT
£0.37
Buy on Amazon
#20
NutriSport NutriVegan 90+ Unflavoured Vegan Protein
NutriSport·NutriVegan 90+ Unflavoured Vegan Protein
Vegan3 flavours· GymStop
Size908g
Price£11.99
£0.37/25g
90PROTEIN
409KCAL
5CARBS
3FAT
908g
£11.99
90PROTEIN
409KCAL
5CARBS
3FAT
£0.37
Buy on Amazon
#21
Matrix Nutrition Alpha-Test Protein Powder
Matrix Nutrition·Alpha-Test Protein Powder
Other6 flavours· Matrix Nutrition
Size5kg
Price£59.99
£0.38/25g
79PROTEIN
-KCAL
6CARBS
6FAT
5kg
£59.99
79PROTEIN
-KCAL
6CARBS
6FAT
£0.38
Buy on Amazon
#22
Bulk Pea Protein Isolate
Bulk·Pea Protein Isolate
Vegan4 flavours· Bulk
Size5kg
Price£59.99
£0.38/25g
23PROTEIN
114KCAL
1CARBS
2FAT
5kg
£59.99
23PROTEIN
114KCAL
1CARBS
2FAT
£0.38
Buy on Amazonor buy direct ↗
#23
Pulsin Unflavoured Pea Protein Powder 1kg
Pulsin·Unflavoured Pea Protein Powder 1kg
Vegan· GymStop
Size1kg
Price£12.00
£0.38/25g
20PROTEIN
101KCAL
0CARBS
2FAT
1kg
£12.00
20PROTEIN
101KCAL
0CARBS
2FAT
£0.38
Buy on Amazon
#24
Matrix Nutrition Matrix Tornado
Matrix Nutrition·Matrix Tornado
Other3 flavours· Matrix Nutrition
Size4kg
Price£43.99
£0.39/25g
42PROTEIN
-KCAL
12CARBS
2FAT
4kg
£43.99
42PROTEIN
-KCAL
12CARBS
2FAT
£0.39
Buy on Amazon
#25
NutriSport 90 Plus Protein 5kg Powder
NutriSport·90 Plus Protein 5kg Powder
Whey Concentrate5 flavours· London Supplements
Size5kg
Price£58.99
£0.39/25g
23PROTEIN
107KCAL
3CARBS
0FAT
5kg
£58.99
23PROTEIN
107KCAL
3CARBS
0FAT
£0.39
Buy on Amazon