Calculator
Estimate your fuel and Hydration
A simple starting point for calories, carbs, and fluids during your session.
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Fuel
| Calories burned (estimated) | |
| Target calories to consume | |
| Carbohydrates needed | |
| Gels needed | |
Gel schedule
Hydration
| Water per hour | |
| Total water needed |
Sodium
| Estimated sodium loss | |
| Sodium per hour | |
| Equivalent salt tabs (~341 mg each) |
Post-session recovery
| Carbs within 30–45 min | |
| Protein within 30–45 min | ~20 g |
A glass of milk and a banana, or a recovery shake, works well.
⚖️
Weigh yourself before and after this session. No eating or drinking in between. Every kg lost is about 1 litre of sweat. Use this to fine-tune your hydration plan over time.
Session details
| Sport | |
| Triathlon distance | |
| Estimated pace / speed |