Vitamin D supplementation on body composition in basketball players

Vitamin D supplementation on bone turnover in NCAA D1 collegiate basketball players: a pilot study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN14155111

Enrollment

Registered

2020-11-06

Start date

2017-06-27

Completion date

Unknown

Last updated

2021-08-24

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

Conditions

Increase bone and muscle strength in collegiate basketball players Musculoskeletal Diseases

Interventions

Members from a men and women’s National Collegiate Athletic Association (NCAA) Division 1 (D1) basketball team will be recruited to participate. All subjects will give informed consent before particip

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. National Collegiate Athletic Association (NCAA) Division 1 (D1) basketball players currently eligible to play for the upcoming season 2. Aged between 18 and 25 years

Exclusion criteria

Exclusion criteria: 1. History of fainting during blood draw 2. Pregnancy

Design outcomes

Primary

Measure	Time frame
Bone mass measured using whole body dual x-ray absorptiometry (DXA) scans performed at baseline and 12 weeks	—

Secondary

Measure	Time frame
1. Total body lean mass measured using whole body dual x-ray absorptiometry (DXA) scans performed at baseline and 12 weeks 2. Total body fat mass measured using whole body dual x-ray absorptiometry (DXA) scans performed at baseline and 12 weeks	—

Countries

United States of America

Outcome results

None listed

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