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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT06243341
Other study ID # 113-1
Secondary ID
Status Completed
Phase N/A
First received
Last updated
Start date June 1, 2022
Est. completion date September 30, 2022

Study information

Verified date February 2024
Source National Taiwan Sport University
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

In this randomized crossover study, ten elite healthy male basketball players were included. Following a 17:00 PM training routine, participants completed a two-week supplementation with 2000 mg of MACA or placebo. After supplementation, participants underwent a Basketball Jump Shooting Accuracy Test and Repeated Sprint Ability Test.


Description:

Supplementation with Lepidium meyenii (MACA) has been shown in animal studies to increase blood lactate clearance and rapid lactate removal, which may be effective in reducing fatigue during intermittent exercise. However, no studies have investigated the effects of MACA supplementation on interval exercise and basketball performance. We hypothesized that MACA supplementation could reduce fatigue and improve performance in elite healthy male basketball players. This study aimed to determine the effectiveness of MACA compared to placebo on overall basketball performance.


Recruitment information / eligibility

Status Completed
Enrollment 10
Est. completion date September 30, 2022
Est. primary completion date September 30, 2022
Accepts healthy volunteers Accepts Healthy Volunteers
Gender Male
Age group 20 Years to 30 Years
Eligibility Inclusion Criteria: - (i) healthy male adults, those individuals who are free of pain, insomnia, or other injuries recently, without any medication used in recent 2 months, - (ii) basketball players competing in a Taiwan university basketball association for more than two years. Exclusion Criteria: - (i) were below 20 years old, - (ii) did not have won at least eighth place in national-level basketball competitions, - (iii) were with cardiovascular diseases or any disease that made subjects feel ill.

Study Design


Related Conditions & MeSH terms


Intervention

Dietary Supplement:
Lepidium meyenii (MACA)
The MACA supplement is derived from a concentrated 6:1 blend of black, red, and yellow MACA root compounds, with an 80:15:5 ratio respectively.

Locations

Country Name City State
Taiwan National Taiwan University of Sport Taichung

Sponsors (1)

Lead Sponsor Collaborator
National Taiwan Sport University

Country where clinical trial is conducted

Taiwan, 

References & Publications (1)

Stone M, Ibarra A, Roller M, Zangara A, Stevenson E. A pilot investigation into the effect of maca supplementation on physical activity and sexual desire in sportsmen. J Ethnopharmacol. 2009 Dec 10;126(3):574-6. doi: 10.1016/j.jep.2009.09.012. Epub 2009 S — View Citation

Outcome

Type Measure Description Time frame Safety issue
Primary Countermovement jump test Three jumps were measured with 1 minute rest for each participant. immediately after 2 weeks intervention
Secondary Basketball Jump Shooting Accuracy Test The first test was the basketball jump shooting Accuracy Test (BJSAT), which has been used in the past with sufficient reliability to two and three-point shooting accuracy immediately after 2 weeks intervention
Secondary Repeated Sprint Ability Test Repeated Sprint Ability test (40× 15m with a 1:4, exercise : rest time ratio, such as 2 seconds :8 seconds) immediately after 2 weeks intervention
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