The Effect of Hot Water Extract of Edible Cyanobacteria Ishikurage (Nostoc commune) on Salivary Secretory IgA

The Effect of Hot Water Extract of Edible Cyanobacteria Ishikurage (Nostoc commune) on Salivary Secretory IgA - The Immune-Boosting Effects of Ishikurage Extract

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000056841

Enrollment

Registered

2025-10-01

Start date

2025-04-01

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

healthy

Interventions

Hot Water Extract of Ishikurage (Nostoc commune) water

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy Adult Men and Women Aged 20 and Over

Exclusion criteria

Exclusion criteria: Individuals Who Are Pregnant or Breastfeeding, Have Chronic Diseases, or Are Taking Immunosuppressive Drugs

Design outcomes

Primary

Measure	Time frame
Salivary Secretory IgA Levels Increase After Consumption of Ishikurage Extract	—

Countries

Japan

Contacts

Public ContactRYOJI HIROTA

MATSUMOTO UNIVERSITY Graduate School of Health Sciences

ryoryo2003@yahoo.co.jp0263487381

Outcome results

None listed

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