Case studies

What's all this about?

18th August, 2023

Leadville Trail 100 Run

Carb per hour: 83g

Sodium per hour: 459mg

Fluid per hour: 21.30oz

Relative sodium concentration: 727mg/L

24th June, 2022

Lavaredo Ultra Trail

Carb per hour: 72g

Sodium per hour: 666mg

Fluid per hour: 19.51oz

Relative sodium concentration: 1,155mg/L

9th October, 2021

Lakes in a Day

Carb per hour: 73g

Sodium per hour: 1084mg

Fluid per hour: 15.93oz

Relative sodium concentration: 2302mg/L

Most of these athletes use PH 1500 to start hydrated

Read our guide to starting hydrated