All Decathlon UK Products
Decathlon UK Vitamins & Supplements
15 products available · Updated July 2026
Parent: Fitness & Nutrition
Showing 1–15 of 15 products
Science In Sport
Science In Sport Go Electrolyte Sports Fuel 500g Blackcurrent
£12.99
up to £28.85
3 offers
Clif
Clif Natural Energy Bar 68g - Pack of 12 - White Chocolate Macadamia
£19.99
up to £32.48
3 offers
Science In Sport
Go Isotonic Energy Gel Orange - 6 X 60ml
£5.99
up to £11.48
2 offers
Optimum Nutrition
Gold Standard Pre-workout Shot Lemon 60ml
£2.29
up to £6.08
2 offers
Optimum Nutrition
Gold Standard 100% Whey Double Chocolate 2.015kg
£79.99
Optimum Nutrition
Gold Standard 100% Whey Vanilla 2.04kg
£79.99
Decathlon
Chocolate Whey Protein 450g
£17.99
Decathlon
Neutral Whey Protein 900g
£32.99
Decathlon
Cookie & Cream Whey Protein 900g
£32.99
Decathlon
Strawberry Whey Protein 450g
£17.99
Decathlon
Caramel Whey Protein 900g
£32.99
Amazon lowest
HIGH5
HIGH5 ZERO Caffeine Hit ElectrolyteTablet - Hydration Tablets Enhanced with Vitamin C - 0 Calories & Sugar Free - Boost Hydration, Performance & Wellness - Berry, 20 Tablets (20x, Pack of 1)
£3.99
up to £11.99
9 offers
Optimum Nutrition
Gold Standard 100% Whey Strawberry 780g
£38.00
up to £39.99
2 offers
Optimum Nutrition
Gold Standard 100% Whey Vanilla 780g
£38.00
up to £39.99
2 offers
Optimum Nutrition
100% Whey Protein Double Chocolate - Gold Standard 775g
£38.00
up to £39.99
2 offers