Effects of Cooking Using Multi-ply Cookware on Absorption of Potassium and Vitamins - A Randomized Double-blind Placebo Controlled Study

Effects of Cooking Using Multi-ply Cookware on Absorption of Potassium and Vitamins - A Randomized Double-blind Placebo Controlled Study - Effects of the Amount and Cooking of Vegetables on Urinary Potassium Excretion and Vitamin Absorption

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000006554

Enrollment

Registered

2011-10-17

Start date

2010-05-01

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

Arteriosclerosis

Interventions

Test products: Group A Daily ingestion of 350 g vegetables cooked without water using multi-ply cookware (double-blind group) Placebo products: Group B Daily ingestion of 350 g vegetables cooke

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1.University and Graduate School male and female students 2.Those who signed the informed consent for participation in the study

Exclusion criteria

Exclusion criteria: 1. Those who can not take 350g of vegetables supplied by the study 2. Those who failed to take photograph of their vegetable intake

Design outcomes

Primary

Measure	Time frame
Total cholesterol, HDL cholesterol, LDL cholesterol, Oxidized LDL	—

Secondary

Measure	Time frame
24-hour urine sodium/ potassium ratio	—

Countries

Japan

Contacts

Public ContactMari MORI

Mukogawa Women's University Institute for World Health Development

project@mukogawa-u.ac.jp+81-798-45-9980

Outcome results

None listed

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