Best Protein Cereals UK 2026

Updated October 2026 · 63 protein cereals ranked

We scored every protein-fortified cereal, oat and granola sold in the UK on one public formula — how much of its calories come from protein. Start the day with a bowl that keeps you full until lunch. Here are the most efficient ones.

Our top 3 picks

Video

Surreal Cocoa High Protein Cereal 240g

Surreal

81A

Protein: 38 g/100g
Calories: 376 kcal
kcal / 1 g: 9.9

Surreal Peanut Butter High Protein Cereal 240g

Surreal

79B

Protein: 39 g/100g
Calories: 396 kcal
kcal / 1 g: 10.2

Surreal Cinnamon High Protein Cereal 240g

Surreal

79B

Protein: 38 g/100g
Calories: 380 kcal
kcal / 1 g: 10.1

Full ranking — top 10

#	Product	Protein /100g	Kcal /100g	Score	Grade
1	Surreal Cocoa High Protein Cereal 240gSurreal	38g	376	81	81A
2	Surreal Peanut Butter High Protein Cereal 240gSurreal	39g	396	79	79B
3	Surreal Cinnamon High Protein Cereal 240gSurreal	38g	380	79	79B
4	Applied Nutrition Critical Oats Protein Porridge ChocolateApplied Nutrition	38g	398	77	77B
5	Applied Nutrition Critical Oats Protein Porridge Pot Golden Syrup 60gApplied Nutrition	38g	398	77	77B
6	Myprotein Protein Granola Chocolate Caramel 750gMyprotein	37g	403	73	73B
7	The Protein Works Protein Porridge 360 Banana Choc Chip 500gThe Protein Works	26g	376	55	55C
8	Quaker Protein Oat So Simple Original Porridge Pot 49gQuaker	24g	365	53	53C
9	FUEL10K Chocolate Multigrain Flakes 350gFUEL10K	25g	389	51	51C
10	Harvest Morn Protein Granola Honey & Seeds 400gHarvest Morn	28g	447	50	50C

Browse all 63 protein cereals →

How we rank

Every protein cereal is scored 0–100 on the share of its calories that come from protein — the same public formula across the whole site. Rankings update automatically as new products are verified. Read the full methodology →

Frequently asked

What is the highest-protein protein cereal in the UK?

By protein-per-calorie efficiency, the Surreal Cocoa High Protein Cereal 240g by Surreal currently leads our ranking with a score of 81/100 (38g protein per 100g).

How do you rank the best protein cereals?

Every product is scored 0–100 on the share of its calories that come from protein — one public formula applied to the full UK nutrition label. No sponsored placements; the ranking recalculates automatically as new products are added.

How often is this ranking updated?

Automatically — every time a new protein cereal is verified and added to the directory, the ranking recalculates. The date at the top of this page shows the last update.