Ingestion of Beta-alanine Effects in Well-trained Tennis Players

NCT ID: NCT05427409

Last Updated: 2022-06-22

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

14 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-11-04

Study Completion Date

2021-06-01

Brief Summary

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Beta-alanine is considered as ergogenic aids with good to strong evidence for improving sports performance in specific sports context scenarios. However, most of the studies has been realized in endurance, with limited evidence in intermittent sports, especially in racket sports. Thus, the aim of this study was to explore the effects of 4-weeks ingestion of beta-alanine on neuromuscular performance in well-trained tennis players.

Detailed Description

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Fourteen tennis players (23.3 ±3.7 years) between 50-250 national tennis ranking participated in this study. Participants were randomly divided into two groups that realized a neuromuscular battery after beta-alanine (4.8 gr/daily during 4-weeks) or placebo (i.e., fructose) (4.8 grams/daily during 4-weeks). Before and after the supplementation period tennis performed a neuromuscular test battery in a tennis court consisted in different test such as; serve velocity, countermovement jump, isometric handgrip strength, 10-m sprint, modified 5-0-5 agility test and repeated sprint ability. After 48 h of the realization of neuromuscular test battery, tennis players performed VO2max consumption test (i.e., treadmill).

Conditions

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Beta-alanine Placebo

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

CROSSOVER

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Beta-alanine supplementation

Beta-alanine (4.8 grams) pills (Crown Nutrition, Haro, Spain) in four doses each day during a 4-week supplementation period.

Group Type ACTIVE_COMPARATOR

Beta-alanine supplementation

Intervention Type DIETARY_SUPPLEMENT

In a randomized order, two groups (n=7) was randomly assigned to beta-alanine and placebo during a 4-weeks period

Placebo supplementation

Placebo (4.8 grams) pills (Crown Nutrition, Haro, Spain) contain fructose (300mg) and excipients (1200 mg) such as cellulose, calcium phosphate, silicon dioxide and magnesium stearate in four doses each day during a 4-week supplementation period.

Group Type PLACEBO_COMPARATOR

Beta-alanine supplementation

Intervention Type DIETARY_SUPPLEMENT

In a randomized order, two groups (n=7) was randomly assigned to beta-alanine and placebo during a 4-weeks period

Interventions

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Beta-alanine supplementation

In a randomized order, two groups (n=7) was randomly assigned to beta-alanine and placebo during a 4-weeks period

Intervention Type DIETARY_SUPPLEMENT

Other Intervention Names

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Placebo supplementation

Eligibility Criteria

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Inclusion Criteria

* Well-trained tennis players, between 18-35 years old (50-200 between tennis ranking)

Exclusion Criteria

* Suffering from any chronic pathology or an injury in the month prior to the investigation.
* Intolerance to beta-alanine ingestion
* Amateur tennis players.
Minimum Eligible Age

18 Years

Maximum Eligible Age

35 Years

Eligible Sex

MALE

Accepts Healthy Volunteers

Yes

Sponsors

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University of Seville

OTHER

Sponsor Role collaborator

University of Greenwich

OTHER

Sponsor Role collaborator

Universidad Francisco de Vitoria

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Iñaki Quintana García-Milla, PhD

Role: PRINCIPAL_INVESTIGATOR

Universidad Francisco de Vitoria

Locations

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Universidad Francisco de Vitoria

Pozuelo de Alarcón, Madrid, Spain

Site Status

Countries

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Spain

Other Identifiers

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UFran_Vitoria

Identifier Type: -

Identifier Source: org_study_id

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