Effects of protein deficiency at breakfast on increase in muscle mass

Effects of lower protein intake at breakfast on muscle hypertrophy - Breakfast intervention

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000037583

Enrollment

Registered

2019-08-05

Start date

2018-08-09

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

Subjects have the provided meal and protein supplement at breakfast and perform resistance training 3 times/week. Subjects have the provided meal at breakfast and protein supplement at dinner and perf

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Healthy individuals belong to Ritsumeikan University

Exclusion criteria

Exclusion criteria: Individuals who habitually skip breakfast, have serious disease, allergy to milk, egg, wheat, soy bean, pork, chicken, and gelatin.

Design outcomes

Primary

Measure	Time frame
To examine the efficacy of having enough protein at breakfast for muscle hypertrophy, we use Dual-energy X-ray Absorptiometry to compare percent change in fat free mass from baseline to week 12 between groups.	—

Countries

Japan

Contacts

Public ContactSatoshi Fujita

Ritsumeikan University Faculty of Sport and Health Science

safujita@fc.ritsumei.ac.jp077-561-5229

Outcome results

None listed

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