Efficacy of Probiotics on Physical Performance

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT03259997

Enrollment

Registered

2017-08-24

Start date

2017-08-14

Completion date

2018-05-09

Last updated

2019-03-20

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

Conditions

Physical Performance

Brief summary

Efficacy of probiotics on physical performance

Interventions

DIETARY_SUPPLEMENTProbiotic supplement

Probiotic supplement

DIETARY_SUPPLEMENTPlacebo

Placebo

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

PREVENTION

Masking

QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender

ALL

Age

18 Years to 40 Years

Healthy volunteers

Yes

Inclusion criteria

* Male or female, aged 18 to 40 years, at the time of signing the informed consent form * Provides signed and dated informed consent form * Engaged in competitive sports and regularly training * Non-anemic, iron-deficient * Willing to comply with all study procedures and be available for the duration of the study

Exclusion criteria

* Use of probiotics * Use of iron supplementation * Use of ascorbic acid (Vitamin C) supplementation * Hypersensitivity to any of the ingredients in the investigational product (IP)

Design outcomes

Primary

Measure	Time frame	Description
Metabolic response at standardized workloads during ergometer cycling	4,8 and 12 weeks	Change from baseline in metabolic response at standardized workloads during ergometer cycling after 4,8 and 12 weeks of supplementation

Countries

Sweden

Outcome results

None listed

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