Effects of combined intake of low-fat milk and vitamin D supplement for the prevention of stress fractures in athletes

Effects of combined intake of low-fat milk and vitamin D supplement for the prevention of stress fractures in athletes - Effects of combined intake of low-fat milk and vitamin D supplement for the prevention of stress fractures

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000027854

Enrollment

Registered

2017-06-22

Start date

2016-08-05

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Healthy volunteers

Interventions

Healthy athletes are given a low-fat milk (200ml/day) and vitamin D supplement (1000IU/day) every day for 6 month. Healthy athletes are life as usual.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. More than 15 years of age less than 30 years old 2. Healthy athletes 3. Be able to provide written informed consent

Exclusion criteria

Exclusion criteria: 1. Subjects who are judged as unsuitable for the study by the investigator for other reasons

Design outcomes

Primary

Measure	Time frame
Changes in bone metabolism markers after 6-month intervention	—

Secondary

Measure	Time frame
Stress fracture incidence rate Bone mineral density Bone marrow edema	—

Countries

Japan

Contacts

Public ContactSatoshi Fujita

Ritsumeikan University Graduate School of Sport and Health Science

safujita@fc.ritsumei.ac.jp077-561-5229

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026