Confirmation of hypotensive action by continued intake of combined supplements for adult males and females with normal high blood pressure or I degree high blood pressure -A randomized, double blind, placebo controlled, parallel study-

Confirmation of hypotensive action by continued intake of combined supplements for adult males and females with normal high blood pressure or I degree high blood pressure -A randomized, double blind, placebo controlled, parallel study- - Confirmation of hypotensive action by continued intake of combined supplements for adult males and females with normal high blood pressure or I degree high blood pressure

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000033199

Enrollment

100

Registered

2018-07-01

Start date

2018-09-01

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

Normal high blood pressure or I degree high blood pressure

Interventions

Ingestion of test food consecutively for 12 weeks Ingestion of placebo for 12 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: (1)Males and females 20 to 64 years of age (2)Subjects who are estimated daily salt intake is more than 8.0 g for men or more than 7.0 g for female in occasional urinalysis (3)Subjects who are normal high blood pressure or I degree high blood pressure Normal high blood pressure:More than 130 mmHg and less than 139 mmHg or diastolic blood pressure is more than 85 mmHg and less than 89 mmHg I degree high blood pressure:More than 140 mmHg and less than 159 mmHg or diastolic blood pressure is more than 90 mmHg and less than 99 mmHg (4)Subjects who can attend the examination site at the set visit date (5) Subjects who agree to participate in the study and fill in the signature and date oneself before starting the study

Exclusion criteria

Exclusion criteria: (1)Subjects who are previous or present serious disease such digestive, liver, kidney, circulatory, blood, endocrine disorder (2)Subjects who are taking medicine or being treated by a doctor (3)Subjects who are intend to undergo treatment or medication by a doctor during the test period (4)Subjects who plan to take specified healthy food, functionality food, supplement continuously in the test period (5)Subjects who may change lifestyle(night work,long-term travel,relocation) (6)Subjects who are overly smoking or intake alcohol (7)Subjects who may cause allergic to grape plant (8)Subjects who was diagnosed as secondary hypertension (9)Women who are pregnant or may be pregnant (10)Women who are breast-feeding (11)Subjects who are planning to participate in other clinical trials during the examination period (12)Subjects who are judged as unsuitable for the study by the doctor

Design outcomes

Primary

Measure	Time frame
Blood pressure after 12 -weeks ingestion of test food	—

Countries

Japan

Contacts

Public ContactTakehara Isao

Clinical Support Corpration Food Service Division

wakimoto@ughp-cpc.jp080-5722-4308

Outcome results

None listed

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