The effects of natural reduced water on body composition and cognitive function in older adults

The effects of natural reduced water on body composition and cognitive function in older adults - The effects of natural reduced water on body composition and cognitive function in older adults

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000041945

Enrollment

100

Registered

2020-09-30

Start date

2020-11-01

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

body composition/cognitive function/psychological function

Interventions

Drink 1L of natural reduced water daily for 6 months Drink 1L of tap water daily for 6 months

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: *Old adults over 60 years old(regardless of gender)

Exclusion criteria

Exclusion criteria: *Persons who cannot give informed consent *Persons with a history of diabetes and hyperlipidemia *Persons with severe visual or hearing disabilities *Persons who have continuously drank natural reduced water in the last year

Design outcomes

Primary

Measure	Time frame
cognitive function(Executive function, short-term memory, attention function) body composition(body water content, body fat percentage, muscle mass) psychological function(subjective well-being, stress level, anxiety level) timing of evaluation:6 months or 12 months after the start of the intervention	—

Countries

Japan

Contacts

Public ContactTakamitsu Shinada

Institute of Development, Aging and Cancer, Tohoku University. Smart-Aging Research Center, Tohoku University.

takamitsu.shinada.c7@tohoku.ac.jp022-717-8824

Outcome results

None listed

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