Fructo-oligosaccharide intake and salivary IgA secretion

Study on the effect of fructo-oligosaccharide intake on salivary IgA secretion - Salivary IgA secretion enhancement by FOS

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000049275

Enrollment

Registered

2022-10-21

Start date

2022-10-21

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

oral disease

Interventions

FOS (made by Meiji Food Materia Co., Ltd.) 15 g of granule 5 g packet is taken 3 times a day for 8 weeks.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy people over 50 years old

Exclusion criteria

Exclusion criteria: oligosaccharide and yogurt diarrhea from oligosaccharide Gastrointestinal disorders Dementia BMI below 17.5 BMI above 30.0 Men under 50kg and women under 37.5kg Patients who took expectorants, antibiotics, or drugs that affect the intestine within one month before the test undernourished

Design outcomes

Primary

Measure	Time frame
Fructo-oligosaccharide intake increases salivary IgA	—

Countries

Japan

Contacts

Public ContactKeiichi Tsukinoki

Kanagawa Dental University School of Dentistry

tsukinoki@kdu.ac.jp+81468228866

Outcome results

None listed

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