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OpenTrials
Completed

NCT Number: NCT02744443

Leucine Supplementation in Young Subjects Undergoing Resistance Training

Leucine supplementation could be useful to support muscle anabolism. This study aims to investigate the effects of leucine supplementation on muscle mass and muscle strength in young subjects undergoing resistance training.

Completed

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Key information

Conditions

Healthy Volunteers

Age range

18 year–40 year

Sex eligibility

Male

Study type

Interventional

Phase

Not applicable

Primary location

University of Sao Paulo

São Paulo, 05508-30, Brazil

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • training experience > 12 months
  • no previous use of anabolic steroids
  • no diagnosed diseases or injuries at the time of recruitment
  • one-maximum repetition strength (1-RM) in leg press ≥ 3.5 and ≤ 5.0 times the body weight

Exclusion criteria

  • use of creatine or beta-alanine supplements for the last 3 months
  • use of protein or aminoacids supplements for the last 1 month
  • engagement in specific dietary restrictions
  • engagement in competitive sports

Treatment and study plan

Leucine

Dietary Supplement

Placebo

Dietary Supplement

Primary outcomes

  1. muscle cross-sectional area

    Time frame: 12 weeks

    B-mode ultrasound

Secondary outcomes

  1. muscle strength

    Time frame: 12 weeks

    One repetition maximum (1RM) on 45º leg press machine and Muscular Endurance Test on 45º leg press machine

Sponsors and collaborators

Lead sponsor

University of Sao Paulo

Other

Registry information

Important dates

Study start
2015
Primary completion
2016
Study completion
2016
First posted
Apr 20, 2016
Registry last updated
Apr 20, 2016

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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