Best Clear Whey Proteins UK 2026

Updated October 2026 · 133 clear whey proteins ranked

We scored every clear protein sold in the UK — clear whey isolates, clear vegan proteins, collagen waters and protein waters — on one public formula: how much of its calories come from protein. Light, juice-like drinks, all ranked on the same scale. Here are the most protein-efficient clear proteins you can buy.

Our top 3 picks

Vieve Collagen Protein Powder 400g

Vieve

100A

Protein: 98 g/100g
Calories: 406 kcal
kcal / 1 g: 4.1

Clear Whey Isolate — Blue Raspberry

Warrior

100A

Protein: 90 g/100g
Calories: 374 kcal
kcal / 1 g: 4.1

Clear Whey Isolate — Sour Apple

Warrior

100A

Protein: 90 g/100g
Calories: 376 kcal
kcal / 1 g: 4.2

Full ranking — top 10

#	Product	Protein /100g	Kcal /100g	Score	Grade
1	Vieve Collagen Protein Powder 400gVieve	98g	406	100	100A
2	Clear Whey Isolate — Blue RaspberryWarrior	90g	374	100	100A
3	Clear Whey Isolate — Sour AppleWarrior	90g	376	100	100A
4	Clear Whey Isolate — Fruit PunchWarrior	90g	376	100	100A
5	Clear Whey Isolate — PineappleWarrior	90g	376	100	100A
6	Clear Protein Isolate — Millions Cola 450gApplied Nutrition	90g	369	100	100A
7	Clear Protein Isolate — Millions Pineapple 450gApplied Nutrition	90g	369	100	100A
8	Clear Protein Isolate — Millions Blackcurrant 450gApplied Nutrition	90g	369	100	100A
9	Protein Works Clear Whey Protein Tropical Fruits 300gProtein Works	88g	358	100	100A
10	Protein Works Clear Whey Protein Red Berries 300gProtein Works	88g	358	100	100A

Browse all 133 clear whey proteins →

How we rank

Every clear whey protein 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 clear whey protein in the UK?

By protein-per-calorie efficiency, the Vieve Collagen Protein Powder 400g by Vieve currently leads our ranking with a score of 100/100 (98g protein per 100g).

How do you rank the best clear whey proteins?

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 clear whey protein is verified and added to the directory, the ranking recalculates. The date at the top of this page shows the last update.