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Ironman Copenhagen Nutrition: Fuelling with VOOM EssentialsIronman Copenhagen is one of Europe’s most iconic triathlons, attracting thousands of athletes each year. The course showcases the very best of Denmark’s capital:...
What does it take to Win The Celtman Extreme Triathlon?Hear from Ross Creber with tips and insight on The Celtman Extreme...
Discover Rockman Swimrun Norway: Course & Flørli StairsRockman swimrun is one of the most iconic swimrun events in Norway. With a grueling climb of the famous Flørli Stairs & breath-taking views from Preikestolen,...
Multisport: Beau Smith Duathlon Sprint World Champion in IbizaBeau Smith recently won the 2023 AG Sprint Duathlon World Championships Ibiza - find out more about the race, result & fuel!
VOOM Nutrition new nutrition partner of the thorXtri Extreme Triathlon
Nutrition Calculator
Fuel your race day, your way!
Get personalised nutrition guidance based on you and your sport.
Race day is the wrong time to guess. Put in your weight, your event and the effort you are planning, and the calculators give you a dose-by-dose plan for the hours before the gun and every hour after it.
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Lactic BufferSodium Bicarb CalculatorSodium bicarbonate buffers the acid produced in high-intensity efforts, delaying that burning-legs feeling in events from 1–10 minutes or with repeated hard bouts.Get My Bicarb Dose
Oxygen EfficiencyNitrate CalculatorDietary nitrate from beetroot boosts nitric oxide, improving blood flow and muscle efficiency — hold the same pace at a lower oxygen cost.Get My Nitrate Dose
HydrationElectrolytes CalculatorSweat rate and sodium loss can vary hugely between athletes, which highlights the need for an electrolyte calculator to advise your strategy. Matching your fluid and electrolyte intake to your conditions, duration and personal sweat profile will help you beat cramp and dehydration, while maintaining performance, with your optimal hydration plan.Get My Hydration Plan
Energy & FuellingCarbohydrate CalculatorYour muscles only store around 90 minutes of glycogen. Fuelling with 30–90g of carbs per hour maintains blood glucose and delays fatigue, under-fuelling is why so many fade late in a race.Get My Fuelling Plan
RecoveryProtein CalculatorProtein taken soon after exercise provides the amino acids to repair and rebuild muscle, around 0.25–0.4g per kg of body weight maximises muscle protein synthesis and speeds recovery between sessions.Get My Recovery Serving
Pocket Rocket Electro Energy Lemon
Lemon and Lime
£1.65
Pocket Rocket Electro Energy Raspberry
Raspberry
£1.65
Pocket Rocket Caffeine Kick Berry
Berry
£1.65
Pocket Rocket Beta Blast
Orange
£1.65
Pocket Rocket Energy Bar Taster Pack
£8.25
RecoverFudge™ Whey Protein Bar
Salted Caramel
£2.97
