The effect of breakfast intake on the physical development in young men

The importance of breakfast intake on the physical development in young men - focusing on the protein metabolism - - The importance of breakfast intake on the physical development in young men

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000044171

Enrollment

Registered

2021-05-17

Start date

2021-04-13

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

Young men

Interventions

Intervention period: 1 week Meal timing: at lunch and dinner, adjusted by energy availability to 30 kcal/kg FFM/day Intervention period: 1 week Meal timing: at breakfast, lunch and dinner, adjusted

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: 1. Male subjects who are aged 20-29 years old 2. Subjects who have a habit of breakfast skipping 3. Subjects whose physical activity status does not change drastically during intervention periods 4. Subjects who obtained the consent to the study

Exclusion criteria

Exclusion criteria: 1. Subjects who take medicines of metabolism and hormone 2. Subjects who are smokers 3. Subjects who are controlling their body weight 4. Subjects who have food allergies and are unable to consume the provided meals

Design outcomes

Primary

Measure	Time frame
Changes in amino acid utilization over time	—

Secondary

Measure	Time frame
3-methyl histidine in urea Blood parameters	—

Countries

Japan

Contacts

Public ContactMotoko Taguchi

Waseda University Faculty of Sport Sciences

mtaguchi@waseda.jp04-2947-6778

Outcome results

None listed

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