Effect of green tea on bone metabolism

Effect of green tea on bone metabolism - Effect of green tea on bone metabolism

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000030042

Enrollment

Registered

2017-11-20

Start date

2017-05-16

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 volunteer.

Interventions

One tablet contains 0.0025mg vitamin K and 19.4mg EGCG. 15 tablets will be taken per day for 28 days. Blood examination will be conducted before and after taking tablets for 28 days. 15 placebo tablet

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Healthy volunteer.

Exclusion criteria

Exclusion criteria: The patient medicated with wafarin or therapeutic agents for osteoporosis or diabetes.

Design outcomes

Primary

Measure	Time frame
We investigate serum BAP, TRACP-5b, uc-OC, OC and vitamin K after taking tablets for 4weeks.	—

Countries

Japan

Contacts

Public ContactYohei Naito

Mie University Graduate School of Medicine Orthopaedic Surgery

seikei@clin.medic.mie-u.ac.jp0592321111

Outcome results

None listed

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