The clinical study of the effect of peptide ingestion in addition to strength training on the muscle strength of middle-aged and elderly people.

The clinical study of the effect of peptide ingestion in addition to strength training on the muscle strength of middle-aged and elderly people. - The clinical study of the effect of peptide ingestion in addition to strength training on the muscle strength of middle-aged and elderly people.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000018587

Enrollment

240

Registered

2015-08-07

Start date

2015-08-08

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

sarcopenia

Interventions

placebo food test food

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Participants in Jukunen Taiikudaigaku Project in Matsumoto 2) Over 40 years old

Exclusion criteria

Exclusion criteria: 1) Subjects who were subject to the restriction of exercise within 3 month. 2) Subjects who are subject to the restriction of protein ingestion due to kidney disorder etc. 3) Subjects who ingest foods fortified with protein, peptide or amino acid regularly. 4) Subjects who have milk allergy. 5) Subjects who have a history of sever disorders in liver, kidney, heart, lung, gastro-intestine, blood, endocrine system, or metabolic system etc. 6) Subject who are judged inappropriate to this study by the investigator.

Design outcomes

Primary

Measure	Time frame
muscle mass	—

Secondary

Measure	Time frame
muscle strength, IGF-1, and IL-6	—

Countries

Japan

Contacts

Public ContactOh Tae-Woong

Matsumoto University Health Science

ohtw-72@umin.ac.jp0263-48-7351

Outcome results

None listed

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