Case studies
RunningMarathon
19th October, 2025
Amsterdam Marathon
Louise Small
42.2km
2hrs 27mins
Cold
Carb per hour: 78g
Sodium per hour: 446mg
Fluid per hour: 588ml
Relative sodium concentration: 759mg/L
View Louise's NumbersRunningMarathon
19th October, 2025
Amsterdam Marathon
Louise Small
42.2km
2hrs 27mins
Cold
Carb per hour: 78g
Sodium per hour: 446mg
Fluid per hour: 588ml
Relative sodium concentration: 759mg/L
View Louise's NumbersRunningMarathon
27th October, 2024
Frankfurt Marathon
Louise Small
42.2km
2hrs 29mins
Mild
Carb per hour: 94g
Sodium per hour: 481mg
Fluid per hour: 722ml
Relative sodium concentration: 667mg/L
View Louise's NumbersRunningMarathon
27th October, 2024
Frankfurt Marathon
Louise Small
42.2km
2hrs 29mins
Mild
Carb per hour: 94g
Sodium per hour: 481mg
Fluid per hour: 722ml
Relative sodium concentration: 667mg/L
View Louise's NumbersRunningMarathon
16th April, 2023
Rotterdam Marathon
Louise Small
42.2km
2hrs 31mins
Mild
Carb per hour: 65g
Sodium per hour: 397mg
Fluid per hour: 596ml
Relative sodium concentration: 667mg/L
View Louise's NumbersRunningMarathon
16th April, 2023
Rotterdam Marathon
Louise Small
42.2km
2hrs 31mins
Mild
Carb per hour: 65g
Sodium per hour: 397mg
Fluid per hour: 596ml
Relative sodium concentration: 667mg/L
View Louise's Numbers