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Case studies

2nd
RunningUltra
5th August, 2023

The RAT Plague 100km

Pierre Meslet

100.0km
11hrs 31mins

Carb per hour: 80g

Sodium per hour: 539mg

Fluid per hour: 456ml

Relative sodium concentration: 1182mg/L

View Pierre's Numbers
3rd
TriathlonFull distance
5th August, 2023

Norseman

Allan Hovda

216.5km
9hrs 37mins

Carb per hour: 80g

Sodium per hour: 948mg

Fluid per hour: 707ml

Relative sodium concentration: 1341mg/L

View Allan's Numbers
RunningUltra
5th August, 2023

The RAT 50km

Kate Battersby

50.0km
7hrs 14mins

Carb per hour: 115g

Sodium per hour: 708mg

Fluid per hour: 553ml

Relative sodium concentration: 1281mg/L

View Kate's Numbers
TriathlonFull distance
5th August, 2023

IRONMAN® Tallinn

Lewis Smith

226.2km
9hrs 52mins

Carb per hour: 70g

Sodium per hour: 589mg

Fluid per hour: 572ml

Relative sodium concentration: 1029mg/L

View Lewis's Numbers
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TriathlonFull distance
5th August, 2023

Norseman

Lars Wichert

216.5km
10hrs 19mins

Carb per hour: 69g

Sodium per hour: 529mg

Fluid per hour: 611ml

Relative sodium concentration: 866mg/L

View Lars's Numbers
TriathlonMiddle distance
5th August, 2023

PTO US Open

Ellie Salthouse

100.0km
3hrs 40mins

Carb per hour: 87g

Sodium per hour: 322mg

Fluid per hour: 465ml

Relative sodium concentration: 693mg/L

View Ellie's Numbers
TriathlonMiddle distance
4th August, 2023

PTO US Open

Sam Appleton

100.0km
3hrs 19mins

Carb per hour: 81g

Sodium per hour: 621mg

Fluid per hour: 669ml

Relative sodium concentration: 928mg/L

View Sam's Numbers
TriathlonMiddle distance
4th August, 2023

PTO US Open

Matthew Marquardt

100.0km
3hrs 21mins

Carb per hour: 109g

Sodium per hour: 446mg

Fluid per hour: 1,090ml

Relative sodium concentration: 410mg/L

View Matthew's Numbers
Most of these athletes use PH 1500 to start hydratedRead our guide to starting hydratedTake a look
2nd
TriathlonMiddle distance
4th August, 2023

PTO US Open

Jason West

100.0km
3hrs 14mins

Carb per hour: 90g

Sodium per hour: 572mg

Fluid per hour: 881ml

Relative sodium concentration: 649mg/L

View Jason's Numbers
RunningUltra
3rd August, 2023

KAT 100 by UTMB

Jack Chamberlain

160.0km
23hrs 13mins

Carb per hour: 101g

Sodium per hour: 327mg

Fluid per hour: 345ml

Relative sodium concentration: 949mg/L

View Jack's Numbers
RunningUltra
3rd August, 2023

KAT 100 by UTMB

Robbie Britton

160.0km
23hrs 35mins

Carb per hour: 82g

Sodium per hour: 511mg

Fluid per hour: 488ml

Relative sodium concentration: 1048mg/L

View Robbie's Numbers
RunningUltra
28th July, 2023

Lakeland 100

Sam Skinner

160.0km
22hrs 7mins

Carb per hour: 91g

Sodium per hour: 349mg

Fluid per hour: 369ml

Relative sodium concentration: 945mg/L

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