None listed
Conditions
Interventions
Intake of active food once a day for 8 weeks.
Intake of placebo food once a day for 8 weeks
Sponsors
Kao Corporation
Macromill, Inc. Juntendo University
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: 1)Females aged 20 to 59 years old at the time of informed consent. 2)Those who have subjective symptoms of dry, red and itchy skin. 3)Those who have past diagnosis of allergic diseases or subjective allergy-related symptoms. 4)Those who are judged appropriate by the study director or person in charge.
Exclusion criteria
Exclusion criteria: 1) Those who currently attend a clinic for treatment of skin diseases. 2) Those who currently attend a clinic for treatment of allergic diseases. 3) Those who attend a clinic for treatment of seasonal rhinitis. 4) Those who have experienced allergic symptoms due to the intake of certain foods. 5) Those who attend or attended a clinic within a month before the trial for treatment of the diseases which are considered to influence the outcome. 6) Those who have been infected with viruses of hepatitis B or C, syphilis or HIV. 7) Those who use drugs which are considered to influence the outcome within two weeks before the trial. 8) Those who regularly take certain supplements or have plan to take them during the trial period. 9) Those who have excessive sunburn on the test sites. 10) Those who have experienced cosmetic operation or are going to go to beauty salon during the test period. 11) Those who plan to participate in the other clinical trial during the trial period. 12) Those whose BMI is less than 18.5, or over 30. 13) Heavy drinkers. 14) Smokers 15) Those who are currently pregnant or breastfeeding, or wish to become pregnant during the trial period. 16) Those who have the fever or respiratory symptoms in themselves or their family living together, or have close contact with the persons infected with COVID-19 within two weeks before the trial. 17) Those who are judged not appropriate by the study director or person in charge.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Stratum corneum hydration | — |
Secondary
| Measure | Time frame |
|---|---|
| Transepidermal water loss Skin image analysis Blood analysis Sebum analysis Stratum corneum analysis Questionnaire | — |
Countries
Japan
Contacts
Public ContactYoshie Shimotoyodome
Kao Corporation Human Health Care Products Research
Outcome results
None listed