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Case studies

CyclingGravel
31st May, 2025

Unbound Gravel 200

Ant Gritton

325.7km
10hrs 39mins

Carb per hour: 101g

Sodium per hour: 993mg

Fluid per hour: 792ml

Relative sodium concentration: 1254mg/L

View Ant's Numbers
CyclingGravel
31st May, 2025

Unbound Gravel 200

Annika Langvad

325.7km
10hrs 26mins

Carb per hour: 140g

Sodium per hour: 437mg

Fluid per hour: 732ml

Relative sodium concentration: 596mg/L

View Annika's Numbers
CyclingGravel
31st May, 2025

Unbound Gravel 200

Alex Paton

325.7km
9hrs 57mins

Carb per hour: 107g

Sodium per hour: 1164mg

Fluid per hour: 1,027ml

Relative sodium concentration: 1133mg/L

View Alex's Numbers
2nd
TriathlonMiddle distance
18th May, 2025

IRONMAN 70.3® Aix-en-Provence

Lizzie Rayner

113.1km
4hrs 14mins

Carb per hour: 102g

Sodium per hour: 530mg

Fluid per hour: 579ml

Relative sodium concentration: 915mg/L

View Lizzie's Numbers
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1st
TriathlonMiddle distance
18th May, 2025

Challenge Championship

Kristian Høgenhaug

113.0km
3hrs 23mins

Carb per hour: 122g

Sodium per hour: 443mg

Fluid per hour: 471ml

Relative sodium concentration: 941mg/L

View Kristian's Numbers
CyclingGravel
17th May, 2025

The Gralloch

Ben Thomas

111.0km
3hrs 8mins

Carb per hour: 115g

Sodium per hour: 797mg

Fluid per hour: 797ml

Relative sodium concentration: 1000mg/L

View Ben's Numbers
3rd
CyclingGravel
17th May, 2025

The Gralloch

Sophie Wright

111.0km
3hrs 44mins

Carb per hour: 138g

Sodium per hour: 668mg

Fluid per hour: 667ml

Relative sodium concentration: 1001mg/L

View Sophie's Numbers
1st
RunningUltra
17th May, 2025

Ram Party Ultra

Lauren Puretz

60.0km
5hrs

Carb per hour: 77g

Sodium per hour: 475mg

Fluid per hour: 250ml

Relative sodium concentration: 1901mg/L

View Lauren's Numbers
Most of these athletes use PH 1500 to start hydratedRead our guide to starting hydratedTake a look
RunningUltra
16th May, 2025

UTS 100M

Mercedes Siegle-Gaither

160.9km
41hrs 19mins

Carb per hour: 64g

Sodium per hour: 337mg

Fluid per hour: 357ml

Relative sodium concentration: 946mg/L

View Mercedes's Numbers
3rd
TriathlonMiddle distance
10th May, 2025

IRONMAN 70.3® St George

Colin Szuch

113.1km
3hrs 44mins

Carb per hour: 71g

Sodium per hour: 469mg

Fluid per hour: 649ml

Relative sodium concentration: 722mg/L

View Colin's Numbers
2nd
TriathlonMiddle distance
10th May, 2025

IRONMAN 70.3® St George

Danielle Lewis

113.1km
4hrs 14mins

Carb per hour: 89g

Sodium per hour: 1007mg

Fluid per hour: 838ml

Relative sodium concentration: 1201mg/L

View Danielle's Numbers
TriathlonMiddle distance
10th May, 2025

IRONMAN 70.3® Mallorca

Jenny Campbell

113.1km
6hrs 17mins

Carb per hour: 62g

Sodium per hour: 238mg

Fluid per hour: 459ml

Relative sodium concentration: 517mg/L

View Jenny's Numbers
Most athletes seen here eat a gel just before they start(Usually it's a PF 30 Gel...)Learn more