Fuel fit for royalty 👑
Nail your fuelling & hydration at Castle Race Series
- The best electrolytes & fuel on course
- Fuelling & hydration support from our experts
- Use our fuelling planner to personalise your strategy
The Fueling & Hydration Planner
Crush your race nutrition by using our free tool to create a personalized plan for your Castle Race Series event. It'll tell what numbers you need to hit and how to hit them using what's on-course at the feed stations.
Nail your strategy with our experts
Book a free one-on-one video consultation with one of our fueling experts and they’ll help you perfect your plan for your next race, as well as talk you through what’ll be available on course at the Castle Race Series.
Try the on-course fuel in training
"Nothing new on race day" has always been solid advice. Grab a Taster Pack and thoroughly road-test the on-course fuel and hydration before your race.
"Precision Fuel & Hydration's advice and products have been unbelieveably helpful in my successful move up the distances."
Sam Appleton
16x IRONMAN 70.3 Champion
"Discovering Precision Fuel & Hydration has been a game changer for me. It's solved all of my race hydration needs and has saved me from meltdown a number of times."
Sarah Crowley
3rd at 2019 IRONMAN World Champs
"I never paid enough attention to my hydration needs until I took a Sweat Test with Precision Fuel & Hydration. The team is great and I can't thank them enough for helping me take my racing to the next level."
Carrie Lester
3x Top-10s at IRONMAN Worlds
"Precision Fuel & Hydration have helped me perform at my best through their education and product range."
Fenella Langridge
Multiple IRONMAN 70.3 Winner
"Working with Precision Fuel & Hydration has ensured I perform at my very best. They've helped me develop a fueling and hydration strategy that works for me."
Leon Chevalier
IRONMAN Mallorca champion
"Most athletes drastically underestimate their carbohydrate, fluid and sodium requirements for training and racing, but with the help of Precision Fuel & Hydration I've been able to dial in my personal needs to perform at my best."
Jeanni Metzler
2nd at 2021 IRONMAN 70.3 World Champs
"Precision Fuel & Hydration have been a secret weapon for me over the last 6 years"
Emma Pallant-Browne
Multiple IRONMAN 70.3 Champion