Energy gels Tools
Explore our curated collection of calculators and guides related to Energy gels. Use these scientific tools to optimize your performance and health.
Marathon Gel Calculator — How Many Gels Do You Need?
Calculate the exact number of energy gels for your marathon based on your target finish time and body weight, with a precise minute-by-minute gel schedule.
Caffeine Gel Timing Calculator — When to Take Caffeinated Gels
Calculate the optimal timing for caffeinated energy gels during your race based on finish time, body weight, caffeine tolerance, and race start time.
Gel Season Budget Calculator — How Many Gels Do You Need Per Year?
Calculate the total number of energy gels you need for your entire race season — including training long runs and all planned races — with an estimated annual cost.
Race Fuel Comparison — Gels vs Sports Drinks vs Bars
Compare energy gels, sports drinks, and energy bars for your specific race duration and intensity — with a personalised recommendation and strategy.