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Vitamin D deficiency can make acne worse

Functional role of vitamin D in patients with acne

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN11007935
Enrollment
160
Registered
2015-10-15
Start date
2014-11-01
Completion date
Unknown
Last updated
2023-11-20

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

Conditions

Acne Skin and Connective Tissue Diseases Acne

Interventions

Acne patients and healthy controls have a blood test so that their serum 25-hydroxy vitamin D (25(OH)D) concentrations can be measured measured. The acne patients were randomly assigne

Sponsors

Chungnam National University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Adults aged between 20 and 35 years with acne 2. Adults aged between 20 and 35 years without acne (healthy controls)

Exclusion criteria

Exclusion criteria: 1. Receiving therapeutic interventions such as acne treatment, systemic corticosteroids, vitamin D supplements 2. Subjects with concomitant inflammatory diseases

Design outcomes

Primary

MeasureTime frame
Serum vitamin D level in patients with acne and healthy controls is measured using blood analysis of 25-hydroxy vitamin D (25(OH)D) concentration at baseline.

Secondary

MeasureTime frame
1. The severity of acne was assessed using digital photographs and the global acne grading system (GAGS) score at baseline, 2, 4 and 8 weeks 2. Counts of non-inflammatory lesions (comedones) and inflammatory lesions (papules, pustules, and nodules) were made at each visit, and dermatological assessments were performed blind by three independent dermatologists

Countries

Korea, South

Contacts

Public ContactSeulki Lim

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026