FindTrial
Sign In

Clinical trial on changes in 25OHD3 level and vitamin D metabolites level in urine under the condition of increasing serum 25OHD level

Clinical trial on changes in 25OHD3 level and vitamin D metabolites level in urine under the condition of increasing serum 25OHD level - Clinical trial on changes in 25OHD3 level and vitamin D metabolites level in urine under the condition of increasing serum 25OHD level

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000040867
Enrollment
10
Registered
2020-06-23
Start date
2020-06-26
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 Adult

Interventions

Vitamin D supplementation for 7 days

Sponsors

FANCL Corporation
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: Healthy men over 20 and under 65

Exclusion criteria

Exclusion criteria: 1) Subjects who have digestive system disease, renal disease, liver functional disease, metabolic disease 2) Subjects who take medication during study period (excluding anti-allergic agents) 3) Subjects who have taken vitamin D supplements since June this year 4) Subjects who have gelatin allergy 5) Subjects with difficulty in maintaining direct sunlight exposure for less than 30 minutes a day for 1 week 6) Subjects who smoke habitually 7) Others who are judged to be inappropriate for participation in this test by the test director

Design outcomes

Primary

MeasureTime frame
Changes in 25OHD3 and vitamin D metabolite levels in urine—

Countries

Japan

Contacts

Public ContactHiroto Shinmura

FANCL Corporation Research Institute, Health Science Research Center

hishinmura@fancl.co.jp045-820-3420

Outcome results

None listed

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