Runners drinking PH

Eilish McColganathlete country flag

3x Team GB Olympian

Tish Jonesathlete country flag

Team GB marathon runner

Damian Hall

Record-breaking ultrarunner

Robbie Brittonathlete country flag

GB international 24-hour runner

Get a free, personalised hydration planTake the Sweat Test
Precision Hydration
Informed Sport

About us

Sweat testing

Contact us

Subscriptions

© 2021 Precision Hydration Ltd. | Refund policy | Privacy policy | Terms of service |