The effect of Alaska pollack protein supplementation at breakfast for 12 weeks beyond habitual intakes on lean body mass and bone mineral density.

The effect of Alaska pollack protein supplementation at breakfast for 12 weeks beyond habitual intakes on lean body mass and bone mineral density. - The effect of Alaska pollack protein supplementation at breakfast for 12 weeks beyond habitual intakes on lean body mass and bone mineral density.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000033941

Enrollment

Registered

2018-08-30

Start date

2018-08-29

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, osteoporosis

Interventions

Breakfast (0600 - 1000): intake of Alaska pollack protein 4.5 g/day for 12 weeks Breakfast (0600 - 1000): intake of milk protein 4.5 g/day for 12 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Above 65 years old people requiring support 2) Gives informed consent, agrees to be randomly assigned

Exclusion criteria

Exclusion criteria: 1) The principal investigator or the principal doctor judge the subject as inappropriate 2) Alaska pollack protein allergy

Design outcomes

Primary

Measure	Time frame
The following measures would be conducted before and after 12 weeks of intervention. 1) Lean body mass and bone mineral density	—

Secondary

Measure	Time frame
1) Physical functional parameter 2) physical activity(accelerometer) 3) morningness-eveningness type, pittsburgh sleep quality index, food frequency questionnaire	—

Countries

Japan

Contacts

Public ContactHyeon-Ki Kim

Waseda University School of Advanced Science and Engineering

hk.kim@aoni.waseda.jp03-5369-7318

Outcome results

None listed

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