The study of the effects of yogurt fermented with Lactobacillus delbrueckii ssp. bulgaricus OLL1073R-1 on the immunity function in elderly persons

The study of the effects of yogurt fermented with Lactobacillus delbrueckii ssp. bulgaricus OLL1073R-1 on the immunity function in elderly persons - The study of the effects of yogurt on the immunity function

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000028636

Enrollment

100

Registered

2017-08-10

Start date

2014-09-01

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

weakened immune systems

Interventions

The participants ingested 100 g of yogurt fermented with L. bulgaricus OLL1073R-1 each day in the morning for 12 weeks. The participants ingested 100 g of yogurt fermented with other lactobacillus ea

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Elderly volunteers residing in elderly nursing homes

Exclusion criteria

Exclusion criteria: Individuals taking antibiotics or morphine, with gastric fistulae, who disliked yogurt

Design outcomes

Primary

Measure	Time frame
salivary IgA	—

Countries

Japan

Contacts

Public ContactYuko Yamamoto

Department of Junior College, Kanagawa Dental University School of Dental Hygiene

yamamoto.yuko@kdu.ac.jp046-822-8755

Outcome results

None listed

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