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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. 3,496 products total. Sort by size, price, or cost; search by brand, product, or retailer.

Showing 25 of 412 results
#
Product
Nutrition / 100g
#1
Pure Source Nutrition PSN Soy Protein 5kg Powder
Pure Source Nutrition·PSN Soy Protein 5kg 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
Pure Source Nutrition PSN Pea Protein 5kg Powder
Pure Source Nutrition·PSN Pea Protein 5kg Powder
Vegan7 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
#3
NutriSport 90+ Vegan Protein 5kg Powder
NutriSport·90+ Vegan Protein 5kg Powder
Vegan7 flavours· London Supplements
Size5kg
Price£42.99
£0.24/25g
90PROTEIN
409KCAL
5CARBS
3FAT
5kg
£42.99
90PROTEIN
409KCAL
5CARBS
3FAT
£0.24
Buy on Amazon
#4
Sports Fuel ANABOLIC Whey Matrix
Sports Fuel·ANABOLIC Whey Matrix
Mass Gainer6 flavours· Bodybuilding Warehouse
Size5kg
Price£39.99
£0.25/25g
24PROTEIN
114KCAL
4CARBS
-FAT
5kg
£39.99
24PROTEIN
114KCAL
4CARBS
-FAT
£0.25
Buy on Amazon
#5
Peak Supps Soy Protein Isolate 90%
Peak Supps·Soy Protein Isolate 90%
Whey Isolate4 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
#6
The Bulk Protein Company Anabolic Gainz - 4kg
The Bulk Protein Company·Anabolic Gainz - 4kg
Mass Gainer2 flavours· Amazon UK
Size4kg
Price£24.99
£0.28/25g
70PROTEIN
-KCAL
-CARBS
-FAT
4kg
£24.99
70PROTEIN
-KCAL
-CARBS
-FAT
£0.28
Buy on Amazon
#7
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
#8
The Bulk Protein Company Serious Protein - 4kg
The Bulk Protein Company·Serious Protein - 4kg
Whey Concentrate6 flavours· Bodybuilding Warehouse
Size4kg
Price£42.08
£0.31/25g
26PROTEIN
108KCAL
1CARBS
-FAT
4kg
£42.08
26PROTEIN
108KCAL
1CARBS
-FAT
£0.31
Buy on Amazon
#9
Sci-MX Total Mass 2kg
Sci-MX·Total Mass 2kg
Mass Gainer2 flavours· GymStop
Size2kg
Price£19.99
£0.35/25g
72PROTEIN
-KCAL
-CARBS
-FAT
2kg
£19.99
72PROTEIN
-KCAL
-CARBS
-FAT
£0.35
Buy on Amazon
#10
The Protein Works Vegan Soy Protein - BLACK Innovation
The Protein Works·Vegan Soy Protein - BLACK Innovation
Vegan3 flavours· The Protein Works
Size4kg
Price£47.99
£0.35/25g
26PROTEIN
112KCAL
2CARBS
0FAT
4kg
£47.99
26PROTEIN
112KCAL
2CARBS
0FAT
£0.35
Buy on Amazon
#11
Bulk Soya Protein Isolate
Bulk·Soya Protein Isolate
Whey Isolate3 flavours· Bulk
Size5kg
Price£59.99
£0.36/25g
25PROTEIN
107KCAL
1CARBS
0FAT
5kg
£59.99
25PROTEIN
107KCAL
1CARBS
0FAT
£0.36
Buy on Amazon
#12
Matrix Nutrition Alpha-Test Protein Powder
Matrix Nutrition·Alpha-Test Protein Powder
Other4 flavours· Matrix Nutrition
Size5kg
Price£58.99
£0.37/25g
79PROTEIN
-KCAL
6CARBS
6FAT
5kg
£58.99
79PROTEIN
-KCAL
6CARBS
6FAT
£0.37
Buy on Amazon
#13
Bulk Pea Protein Isolate
Bulk·Pea Protein Isolate
Whey Isolate4 flavours· Bulk
Size5kg
Price£59.99
£0.38/25g
23PROTEIN
114KCAL
1CARBS
2FAT
5kg
£59.99
23PROTEIN
114KCAL
1CARBS
2FAT
£0.38
Buy on Amazon
#14
The Protein Works Vegan Protein 360 - BLACK Innovation
The Protein Works·Vegan Protein 360 - BLACK Innovation
Vegan5 flavours· The Protein Works
Size4kg
Price£49.19
£0.38/25g
20PROTEIN
90KCAL
1CARBS
1FAT
4kg
£49.19
20PROTEIN
90KCAL
1CARBS
1FAT
£0.38
Buy on Amazon
#15
Matrix Nutrition Monster Protein 4kg
Matrix Nutrition·Monster Protein 4kg
Mass Gainer3 flavours· Matrix Nutrition
Size4kg
Price£33.99
£0.39/25g
55PROTEIN
-KCAL
65CARBS
24FAT
4kg
£33.99
55PROTEIN
-KCAL
65CARBS
24FAT
£0.39
Buy on Amazon
#16
Matrix Nutrition Matrix Tornado
Matrix Nutrition·Matrix Tornado
Other4 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
#17
The Protein Works Vegan Pea Protein - BLACK Innovation
The Protein Works·Vegan Pea Protein - BLACK Innovation
Vegan3 flavours· The Protein Works
Size4kg
Price£47.99
£0.39/25g
23PROTEIN
119KCAL
2CARBS
2FAT
4kg
£47.99
23PROTEIN
119KCAL
2CARBS
2FAT
£0.39
Buy on Amazon
#18
Matrix Nutrition Anabolic Gold Protein Powder
Matrix Nutrition·Anabolic Gold Protein Powder
Other10 flavours· Matrix Nutrition
Size5kg
Price£66.99
£0.39/25g
43PROTEIN
189KCAL
4CARBS
2FAT
5kg
£66.99
43PROTEIN
189KCAL
4CARBS
2FAT
£0.39
Buy on Amazon
#19
NutriSport 90+ Protein 5kg
NutriSport·90+ Protein 5kg
Other4 flavours· GymStop
Size5kg
Price£60.99
£0.40/25g
76PROTEIN
357KCAL
10CARBS
1FAT
5kg
£60.99
76PROTEIN
357KCAL
10CARBS
1FAT
£0.40
Buy on Amazon
#20
MyProtein Impact Pea Protein
MyProtein·Impact Pea Protein
Plant Blend4 flavours· MyProtein
Size2.5kg
Price£30.99
£0.41/25g
23PROTEIN
117KCAL
1CARBS
2FAT
2.5kg
£30.99
23PROTEIN
117KCAL
1CARBS
2FAT
£0.41
Buy on Amazon
#21
NutriSport Whey Protein Isolate 5kg Powder
NutriSport·Whey Protein Isolate 5kg Powder
Whey Isolate4 flavours· London Supplements
Size5kg
Price£62.99
£0.41/25g
102PROTEIN
525KCAL
10CARBS
8FAT
5kg
£62.99
102PROTEIN
525KCAL
10CARBS
8FAT
£0.41
Buy on Amazon
#22
MyProtein Impact Soy Protein
MyProtein·Impact Soy Protein
Vegan12 flavours· MyProtein
Size5kg
Price£69.49
£0.41/25g
25PROTEIN
107KCAL
1CARBS
0FAT
5kg
£69.49
25PROTEIN
107KCAL
1CARBS
0FAT
£0.41
Buy on Amazon
#23
Peak Supps Grass Fed Hydrolysed Beef Protein Isolate 95% - HydroBEEF™
Peak Supps·Grass Fed Hydrolysed Beef Protein Isolate 95% - HydroBEEF™
Whey Isolate9 flavours· Peak Supps
Size5kg
Price£77.99
£0.41/25g
29PROTEIN
126KCAL
0CARBS
1FAT
5kg
£77.99
29PROTEIN
126KCAL
0CARBS
1FAT
£0.41
Buy on Amazon
#24
Bulk Brown Rice Protein
Bulk·Brown Rice Protein
Plant Blend· Bulk
Size2.5kg
Price£33.99
£0.42/25g
24PROTEIN
112KCAL
1CARBS
1FAT
2.5kg
£33.99
24PROTEIN
112KCAL
1CARBS
1FAT
£0.42
Buy on Amazon
#25
PROELITE Pea Protein 1kg
PROELITE·Pea Protein 1kg
Other5 flavours· London Supplements
Size1kg
Price£13.99
£0.42/25g
25PROTEIN
121KCAL
3CARBS
2FAT
1kg
£13.99
25PROTEIN
121KCAL
3CARBS
2FAT
£0.42
Buy on Amazon