The study for the moisturizing effect by trehalose

JRCT ID: jRCTs061190022

Registered date:14/11/2019

Basic Information

• Recruitment status: Complete
• Health condition(s) or Problem(s) studied: normal skin
• Date of first enrollment: 26/11/2019
• Target sample size: 25
• Study type: Interventional

Intervention(s)

People having the normal skin surfaces of the external aspects of the forearms and of the external aspects of the lower legs are used.
Apply the left side moisturizing cream on the external aspects of the left forearms and on the external aspects of the left lower legs two times a day.
Apply the right side moisturizing cream on the external aspects of the right forearms and on the external aspects of the right lower legs two times a day.
Measure the water content of the corneum of every forearms and every lower legs on the starting day, after one week, after two weeks, after tree weeks and after four weeks. The actual drug is the moisturizing cream adding 10% trehalose. The placebo drug is the moisturizing cream.

Outcome(s)

• Primary Outcome: The value of ASA-M3/R is correlated to the water content of the stratum coneum significantly.
• Secondary Outcome: Observe the subjective and objective differences between pre-treatment and after-treatment.

Key inclusion & exclusion criteria

• Age minimum: >= 20age old
• Age maximum: Not applicable
• Gender: Both
• Include criteria: On the external aspects of the forearms and the lower legs of adults having the normal skin surfaces
• Exclude criteria: People having the inflammatory skin diseases for example the atopic dermatitis,etc. and the hereditary skin deseases for example the ichthyosis, etc..

Related Information

• Primary Sponsor: Yamada Haruyoshi
• Secondary ID(s): Nil known