Protein Before Night Sleep to Improve Recovery and Performance in Runners

Ingestion of Protein Before Each Night Sleep to Improve Recovery and Performance in Runners

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT03147833

Enrollment

Registered

2017-05-10

Start date

2017-08-01

Completion date

2017-10-09

Last updated

2018-06-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy

Brief summary

32 runners will be randomized into two groups. The duration of the intervention is one week including a strenuous endurance training program. Group 1 receive a protein beverage before each night sleep and Group 2 receive an isocaloric carbohydrate beverage. Performance test before and after the intervention and blood sampling before and during the intervention to check for markers for muscle damage.

Interventions

DIETARY_SUPPLEMENTSport beverages Protein

Beverage ingested before each night sleep during the intervention

DIETARY_SUPPLEMENTSport beverages Carbohydrate

Beverage ingested before each night sleep during the intervention

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

PREVENTION

Masking

TRIPLE (Subject, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender

MALE

Age

18 Years to 50 Years

Healthy volunteers

Yes

Inclusion criteria

VO2max \>55 ml O2/kg/min -

Exclusion criteria

women, smokers \-

Design outcomes

Primary

Measure	Time frame	Description
Performance	8 days	5 km time trial

Secondary

Measure	Time frame	Description
Muscle damage	8 days	creatine kinase

Countries

Denmark

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026