Limb cold sensitivity test

Effectiveness of a food containing red spinach against sensitivity to cold

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCTs031200211

Enrollment

Registered

2020-12-22

Start date

2020-12-22

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

Evaluate an improvement level of sensitivity to cold by daily intake of the test food for 12 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Subject with a mild sentivity to cold

Exclusion criteria

Exclusion criteria: 1) Subject with a cold constitution as a pre-existing disorder 2) Subject with a history of drug or food allergy 3) Subject who are or plan to be pregnant or nursing 4) Subject who are judged as inadequate by principal investigator

Design outcomes

Primary

Measure	Time frame
1) Body surface temperature (Cold-water load test) 2) VAS (Cold limb)	—

Secondary

Measure	Time frame
Blood flow, Blood pressure, Body temperature (Tympanic, Axilla)	—

Contacts

Public ContactTakeshi Kaneko

Japan Clinical Trial Association

jacta@usjri.com+81-3-6302-0593

Outcome results

None listed

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