Open cart

Case studies / Triathlon

TriathlonMiddle distance
8th November, 2025

Precision Fuel & Hydration IRONMAN 70.3® World Championship

Ellie Salthouse

113.1km
4hrs 30mins

Carb per hour: 87g

Sodium per hour: 482mg

Fluid per hour: 517ml

Relative sodium concentration: 931mg/L

View Ellie's Numbers
TriathlonMiddle distance
8th November, 2025

Precision Fuel & Hydration IRONMAN 70.3® World Championship

Mélanie Mantha

113.1km
5hrs 38mins

Carb per hour: 70g

Sodium per hour: 466mg

Fluid per hour: 514ml

Relative sodium concentration: 908mg/L

View Mélanie's Numbers
TriathlonMiddle distance
8th November, 2025

Precision Fuel & Hydration IRONMAN 70.3® World Championship

Kate Southwood

113.1km
8hrs 12mins

Carb per hour: 50g

Sodium per hour: 226mg

Fluid per hour: 286ml

Relative sodium concentration: 790mg/L

View Kate's Numbers
1st
TriathlonMiddle distance
18th October, 2025

IRONMAN 70.3® Portugal-Cascais

Lizzie Rayner

113.1km
4hrs 8mins

Carb per hour: 105g

Sodium per hour: 573mg

Fluid per hour: 522ml

Relative sodium concentration: 1097mg/L

View Lizzie's Numbers
Get Case Studies like these in your inboxSubscribe to our weekly emailSign up
1st
TriathlonFull distance
11th October, 2025

IRONMAN® World Championship

Solveig Løvseth

226.2km
8hrs 28mins

Carb per hour: 132g

Sodium per hour: 1121mg

Fluid per hour: 1,292ml

Relative sodium concentration: 868mg/L

View Solveig's Numbers
TriathlonFull distance
11th October, 2025

IRONMAN® World Championship

Tash Cooper-Smith

226.2km
10hrs 42mins

Carb per hour: 92g

Sodium per hour: 567mg

Fluid per hour: 908ml

Relative sodium concentration: 625mg/L

View Tash's Numbers
TriathlonFull distance
11th October, 2025

IRONMAN® World Championship

Jocelyn McCauley

226.2km
8hrs 59mins

Carb per hour: 106g

Sodium per hour: 1151mg

Fluid per hour: 1,223ml

Relative sodium concentration: 941mg/L

View Jocelyn's Numbers
1st
TriathlonFull distance
11th October, 2025

IRONMAN® World Championship

Samantha Skold

226.2km
9hrs 34mins

Carb per hour: 98g

Sodium per hour: 965mg

Fluid per hour: 962ml

Relative sodium concentration: 1004mg/L

View Samantha's Numbers
Most of these athletes use PH 1500 to start hydratedRead our guide to starting hydratedTake a look
TriathlonFull distance
11th October, 2025

IRONMAN® World Championship

Jenny Campbell

226.2km
13hrs 51mins

Carb per hour: 78g

Sodium per hour: 352mg

Fluid per hour: 698ml

Relative sodium concentration: 505mg/L

View Jenny's Numbers
TriathlonFull distance
14th September, 2025

IRONMAN® World Championships

Scott Poteet

226.2km
10hrs 50mins

Carb per hour: 93g

Sodium per hour: 815mg

Fluid per hour: 947ml

Relative sodium concentration: 861mg/L

View Scott's Numbers
TriathlonDuathlon
14th September, 2025

IRONMAN 70.3® Weymouth

Heather Fell

113.1km
4hrs 42mins

Carb per hour: 51g

Sodium per hour: 171mg

Fluid per hour: 128ml

Relative sodium concentration: 1337mg/L

View Heather's Numbers
1st
TriathlonMiddle distance
30th August, 2025

T100 French Riviera

Ashleigh Gentle

100.0km
3hrs 41mins

Carb per hour: 93g

Sodium per hour: 61mg

Fluid per hour: 395ml

Relative sodium concentration: 154mg/L

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