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Effects of Pre-Competition Supplementation with a Combination of Beetroot Juice and Creatine on Lower-Limb Explosive Power and Sprint Performance in Elite College Volleyball Athletes: A Randomized Double-Blind Controlled Trial

Effects of Pre-Competition Supplementation with a Combination of Beetroot Juice and Creatine on Lower-Limb Explosive Power and Sprint Performance in Elite College Volleyball Athletes: A Randomized Double-Blind Controlled Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500110773
Enrollment
Unknown
Registered
2025-10-20
Start date
2025-10-20
Completion date
Unknown
Last updated
2025-10-27

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

Conditions

Athletic ability

Interventions

Beet root Juice and Creatine Combination Supplement Group:Subjects consumed beetroot juice and creatine prior to experimental training.
Creatine Group:Administer creatine to subjects prior to experimental training.
Beet root Juice Group:Administer beetroot juice to subjects prior to experimental training.
Contral Group:Administer a placebo with the same taste as beetroot juice or creatine to the subjects.

Sponsors

Guangzhou Sport University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. The research participants were high-level volleyball players of the school. 2. No history of injury in the past year and normal performance in all sports. 3. Be able to accept creatine supplements, beetroot juice supplements, combination supplements and placebos of the same flavor; 4. Be able to adhere to a six-week physical training plan and complete it with quality.

Exclusion criteria

Exclusion criteria: 1.Elite athletes with a history of sports injuries in the past year; 2. Research participants who cannot tolerate the taste or smell of the supplements in the experiment; 3. Research participants who were injured or absent from more than three training sessions during the experimental intervention

Design outcomes

Primary

MeasureTime frame
Countermovement Jump;squat jump;Standing Long Jump;Running Vertical Jump;10-m Sprint;

Countries

China

Contacts

Public ContactDuanying Li

Guangzhou Sport University

liduany@gzsport.edu.cn+86 20 3802 4259

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026