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Study evaluating the effects of a metabolite-based soap on skin hydration and sensitive skin symptoms in healthy adults

A randomized double-blind two-sequence two-period crossover clinical trial in healthy adults with sensitive skin comparing a metabolite-based soap with a neutral control soap to evaluate effects on skin hydration, skin barrier function, sensitive skin burden, microbiome composition, lipid profile, and cellular energy markers

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN37934199
Enrollment
70
Registered
2026-05-21
Start date
2025-10-06
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Sensitive skin Skin and Connective Tissue Diseases

Interventions

Participants are enrolled in a randomized, double-blind, two-sequence, two-period crossover clinical trial comparing a metabolite-based soap (test product) with a neutral control soap. Participants a

Sponsors

Japanese Medical Institute
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1. Healthy male or female adults aged 20–45 years 2. Fitzpatrick skin types II–V 3. Self-reported sensitive skin with BoSS =“mild” at screening 4. Stable skincare and lifestyle habits for =4 weeks prior to enrollment 5. Agreement to avoid use of any other facial or forearm cleansers, topical actives, or cosmetics during the study 6. Willingness to provide written informed consent

Exclusion criteria

Exclusion criteria: 1. Presence of chronic skin disorders (eczema, psoriasis, dermatitis) 2. Use of systemic or topical antibiotics, corticosteroids, or retinoids within 8 weeks before baseline 3. Cosmetic procedures (peeling, laser, microneedling) within 3 months 4. Known allergy or hypersensitivity to soap ingredients 5. Pregnancy or breastfeeding 6. Participation in another clinical study within the preceding 3 months

Countries

Japan

Contacts

Public ContactAki Honda
tokyo@innovationlabo.com+81 (0)335525335

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Jun 11, 2026