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Case studies

TriathlonMiddle distance
12th July, 2026

IRONMAN 70.3® Swansea

Kellie Branagan

113.1km
5hrs 34mins

Carb per hour: 88g

Sodium per hour: 661mg

Fluid per hour: 818ml

Relative sodium concentration: 808mg/L

View Kellie's Numbers
1st
TriathlonMiddle distance
12th July, 2026

IRONMAN 70.3® Swansea

Lizzie Rayner

113.1km
4hrs 23mins

Carb per hour: 101g

Sodium per hour: 662mg

Fluid per hour: 580ml

Relative sodium concentration: 1141mg/L

View Lizzie's Numbers
CyclingGravel
7th July, 2026

The London Orbit

Jenson Young

350.0km
13hrs 56mins

Carb per hour: 116g

Sodium per hour: 861mg

Fluid per hour: 1,135ml

Relative sodium concentration: 759mg/L

View Jenson's Numbers
1st
TriathlonFull distance
6th July, 2026

IRONMAN Hamburg

Solveig Løvseth

226.3km
8hrs 11mins

Carb per hour: 133g

Sodium per hour: 1026mg

Fluid per hour: 880ml

Relative sodium concentration: 1167mg/L

View Solveig's Numbers
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RunningUltra
27th June, 2026

Western States® 100-Mile Endurance Run

Lotti Brinks

161.3km
16hrs 4mins

Carb per hour: 90g

Sodium per hour: 580mg

Fluid per hour: 485ml

Relative sodium concentration: 1196mg/L

View Lotti's Numbers
1st
CyclingGravel
14th June, 2026

Wish One Millau Gravel

Sophie Wright

130.0km
4hrs 35mins

Carb per hour: 83g

Sodium per hour: 743mg

Fluid per hour: 773ml

Relative sodium concentration: 961mg/L

View Sophie's Numbers
1st
TriathlonFull distance
14th June, 2026

IRONMAN® Cairns

Penny Slater

226.2km
8hrs 59mins

Carb per hour: 101g

Sodium per hour: 194mg

Fluid per hour: 697ml

Relative sodium concentration: 278mg/L

View Penny 's Numbers
1st
RunningUltra
13th June, 2026

South Downs Way 100

Sarah Webster

160.0km
14hrs 27mins

Carb per hour: 59g

Sodium per hour: 281mg

Fluid per hour: 413ml

Relative sodium concentration: 679mg/L

View Sarah's Numbers
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CyclingRoad
2nd June, 2026

North Coast 500 FKT

Caroline Livesey

827.0km
32hrs 21mins

Carb per hour: 48g

Sodium per hour: 337mg

Fluid per hour: 380ml

Relative sodium concentration: 888mg/L

View Caroline's Numbers
RunningMarathon
31st May, 2026

Cork Marathon

Jack Davis

42.2km
2hrs 49mins

Carb per hour: 96g

Sodium per hour: 442mg

Fluid per hour: 389ml

Relative sodium concentration: 1136mg/L

View Jack's Numbers
RunningMarathon
24th May, 2026

Edinburgh Marathon

Nathan Hazell

42.2km
5hrs 52mins

Carb per hour: 95g

Sodium per hour: 582mg

Fluid per hour: 710ml

Relative sodium concentration: 820mg/L

View Nathan's Numbers
TriathlonMiddle distance
17th May, 2026

IRONMAN 70.3® Chattanooga

Mike Piel

113.0km
8hrs 13mins

Carb per hour: 72g

Sodium per hour: 1484mg

Fluid per hour: 966ml

Relative sodium concentration: 1536mg/L

View Mike's Numbers
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