Healthy subjects
Conditions
Interventions
Test food (1 g a day for 12 weeks)
Test food (5 g a day for 12 weeks)
Placebo food (12 weeks)
Sponsors
Siseido Co., Ltd.
Eligibility
Sex/Gender
Female
Inclusion criteria
Inclusion criteria: A person who is a healthy person who does not fall under the following exclusion criteria and whose age at the time of consent acquisition date is from 35 years old to under 50 years old and who give written informed consent 1) Individuals who considered that they had dry skin 2) Individual who considered that they had decreased skin elasticity 3) Individuals who agreed to abstain from drinking alcohol from the day before measurement to the end of measurement 4) Individuals who agreed to participate in the study
Exclusion criteria
Exclusion criteria: 1) Individuals who habitually use medicines, collagen-containing supplement, skin supplement, or slimming aid 2) Individuals with skin abnormalities at the sites to be tested 3) Patients with food allergies 4) Individuals who had received cosmetic medical treatment at the sites to be tested 5) Individuals who had received facial treatment within 1 month before the start of the study 6) Individuals with chronic conditions such as atopic dermatitis 7) Patients receiving drug therapy as outpatients 8) Habitual smokers 9) Patients with asthma 10) Individuals taking or intending to take drugs for pollinosis 11) Pregnant woman, woman desiring to become pregnant, or lactating woman 12) Individuals who had participated in other studies within the previous 3 months 13) Subjects who are judged as unsuitable for the study by the investigator for other reason
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Stratum corneum water content at 0, 4, 8, 12 weeks after the intake | — |
Countries
Japan
Contacts
Public ContactKazunori Takashima
Inforward, Inc Ebisu Skin Research Center
Outcome results
None listed