Effect of ultrapure soft water on skin function of atopic dermatitis

Effect of ultrapure soft water on skin function of atopic dermatitis - Effect of UPSW on AD

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000006136

Enrollment

Registered

2011-08-15

Start date

2011-09-01

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

atopic dermatitis

Interventions

Shower with ultrapure soft water Running water

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1)Person who is going regularly to hospital for medical treatment of atopic dermatitis. 2)Person in home where water softener can be set up in bathroom. 3)After receiving an enough explanation, person from whom is received the document for agreement by the free will based on the full understanding.

Exclusion criteria

Exclusion criteria: 1)Person who requires oral steroid treatment 2)Person who has malignant disorder and infectious disease 3)Person who are judged as improper by the examination responsibility doctor.

Design outcomes

Primary

Measure	Time frame
Skin function test such as trans-epidermal water loss and out-in skin transparency using a colorimeter, skin symptom, serum TARC, and VAS score for the itching	—

Secondary

Measure	Time frame
Quantity consumed of external application, bacteria inspection of skin, and amount in urine of substance related to allergy	—

Countries

Japan

Outcome results

None listed

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