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Case studies

CyclingGravel
2nd May, 2025

The Traka 360

Metheven Bond

360.0km
12hrs 30mins

Carb per hour: 84g

Sodium per hour: 369mg

Fluid per hour: 396ml

Relative sodium concentration: 932mg/L

View Metheven's Numbers
CyclingGravel
2nd May, 2025

The Traka 360

Danni Shrosbree

360.0km
13hrs 57mins

Carb per hour: 71g

Sodium per hour: 331mg

Fluid per hour: 438ml

Relative sodium concentration: 756mg/L

View Danni's Numbers
RunningMarathon
27th April, 2025

London Marathon

Rachel Ralph

42.2km
3hrs 57mins

Carb per hour: 69g

Sodium per hour: 443mg

Fluid per hour: 468ml

Relative sodium concentration: 946mg/L

View Rachel's Numbers
CyclingGravel
27th April, 2025

Dirty Reiver 200

Ant Gritton

200.0km
6hrs 57mins

Carb per hour: 111g

Sodium per hour: 863mg

Fluid per hour: 575ml

Relative sodium concentration: 1501mg/L

View Ant's Numbers
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RunningMarathon
27th April, 2025

Ballarat Marathon

Dawn Fraser

42.2km
5hrs 14mins

Carb per hour: 53g

Sodium per hour: 119mg

Fluid per hour: 148ml

Relative sodium concentration: 806mg/L

View Dawn's Numbers
RunningMarathon
27th April, 2025

London Marathon

Jack Davis

42.2km
3hrs

Carb per hour: 60g

Sodium per hour: 498mg

Fluid per hour: 464ml

Relative sodium concentration: 1071mg/L

View Jack's Numbers
RunningMarathon
27th April, 2025

Düsseldorf Marathon

Fine Bussing

42.2km
4hrs 41mins

Carb per hour: 57g

Sodium per hour: 266mg

Fluid per hour: 298ml

Relative sodium concentration: 893mg/L

View Fine's Numbers
2nd
RunningUltra
26th April, 2025

Mont Ventoux 50k by UTMB

Sarah Bergeron-Larouche

50.0km
4hrs 24mins

Carb per hour: 76g

Sodium per hour: 113mg

Fluid per hour: 397ml

Relative sodium concentration: 286mg/L

View Sarah's Numbers
Most of these athletes use PH 1500 to start hydratedRead our guide to starting hydratedTake a look
RunningMarathon
21st April, 2025

Boston Marathon

CJ Albertson

42.2km
2hrs 10mins

Carb per hour: 108g

Sodium per hour: 553mg

Fluid per hour: 442ml

Relative sodium concentration: 1250mg/L

View CJ's Numbers
CyclingRoad
19th April, 2025

Amstel Gold Sportive

Jonny Green

240.0km
11hrs 36mins

Carb per hour: 82g

Sodium per hour: 342mg

Fluid per hour: 431ml

Relative sodium concentration: 793mg/L

View Jonny's Numbers
RunningMarathon
13th April, 2025

Canberra Marathon

Renee Williams

42.2km
4hrs 24mins

Carb per hour: 57g

Sodium per hour: 503mg

Fluid per hour: 193ml

Relative sodium concentration: 2611mg/L

View Renee's Numbers
3rd
RunningUltra
12th April, 2025

Lake Sonoma 50 Mile

Chris Myers

80.0km
6hrs 53mins

Carb per hour: 113g

Sodium per hour: 544mg

Fluid per hour: 508ml

Relative sodium concentration: 1071mg/L

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