Skip to content

A placebo-controlled randomized double-blind parallel-group comparison study on the effects of continued intake of collagen peptides on the skin and scalp

A placebo-controlled randomized double-blind parallel-group comparison study on the effects of continued intake of collagen peptides on the skin and scalp - A placebo-controlled randomized double-blind parallel-group comparison study on the effects of continued intake of collagen peptides on the skin and scalp

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000058897
Enrollment
60
Registered
2025-08-27
Start date
2025-08-28
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

Healthy Adult

Interventions

Intake of test food for 12 consecutive weeks Intake of control placebo food for 12 consecutive weeks

Sponsors

Miura Clinic, Medical Corporation Kanonkai
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Healthy men and women aged 20 to 64 (2) Individuals with dry skin and scalp (3) Individuals who received sufficient explanation about the purpose and content of the test, had the ability to consent, voluntarily volunteered to participate after understanding it well, and agreed to participate in the test in writing

Exclusion criteria

Exclusion criteria: (1) Individuals with a history of mental illness, diabetes, liver disease, renal diseases, gastrointestinal disease, cardiac disease, respiratory disease, peripheral vascular disease, or other serious disease. (2) Individuals who have undergone gastrointestinal surgery. (3) Individuals showing abnormal liver and kidney function test values. (4) Individualswith a current medical condition. (5) Individuals with skin symptoms. (6) Individuals who are allergic to food and drugs. (7) Individuals with symptoms of anemia. (8) Females wishing to become pregnant while participating in this study, pregnant (including those who may be pregnant) or lactating female subjects. (9) Individuals who participate in strenuous sports and subjects who are trying to lose weight. (10) Individuals with extremely irregular eating habits. (11) Individuals who cannot stop taking health foods (including foods for specified health use and foods with functional claims) and quasi-drugs during the study period. (12) Individuals who are continuously treated with medications (including OTC, prescription drugs). (13) Individuals who drink more than 40 g of average daily pure alcohol. (14) Individuals who smoke an average of 21 or more cigarettes a day. (15) Individuals who are currently participating in other clinical studies or are scheduled to participate in research at the start of this study. (16) Individuals judged by the principal investigator or the associate investigator to be inappropriate for the examination.

Design outcomes

Primary

MeasureTime frame
Moisture content of stratum corneum Transepidermal water loss Skin elasticity

Secondary

MeasureTime frame
Scalp elasticity(hardness) Scalp transdermal water evaporation rate

Countries

Japan

Contacts

Public ContactMakoto Terashima

Makoto Terashima Clinical Trial Division

mterashima@oneness-sup.co.jp06-4801-8917

Outcome results

None listed

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