Calculators and planners to help you pace and fuel your next race or challenge. All free, with no sign-up needed to see your results.
Personalised carbohydrate, fluid and sodium targets for your race, built around your event, your body and the race-day forecast.
Predict your finish time from your swim, bike and run paces and transitions.
Build a race-day fuelling plan with products from every major brand, plus real food.

Practical nutrition and training advice for people with big goals and busy lives, sent when I've got something genuinely useful to share. Free, and you can unsubscribe at any time.
These tools give you a solid starting point. If you want your fuelling built around your training, your gut and your week, work with me directly. I'm Dr Paul Fairbairn, a SENr-registered performance nutritionist working with athletes, adventurers and anyone taking on something big.
Free emails from Dr Paul Fairbairn, sent when there's something worth your time. Evidence-based nutrition and training, minus the noise, for people who'd rather train than research.