Evidence map›Paper›PMID 39466953›Full record

ArticleJournal of cosmetic dermatology2025

SSA-ZP on Scalp Seborrheic Dermatitis: Regulating Sebum Levels and Scalp Barrier.

Qi Wang, Yufang Liu, Congxiu Ye, Jing Shen, Jiahui Lin, Yunfan Du, Lintong Li, Xiaowen Huang, Yue Zheng

Abstract read
In one paragraph

Article in Journal of cosmetic dermatology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors.

Qi WangDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.ORCID https://orcid.org/0000-0001-7503-5687
Yufang LiuDepartment of Dermatology and Venereology, Fuyang People's Hospital, Fuyang, China.
Congxiu YeDepartment of Dermatology, The Third Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China.
Jing ShenDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Jiahui LinDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Yunfan DuDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Lintong LiDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
Xiaowen HuangDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.ORCID https://orcid.org/0000-0003-3939-293X
Yue ZhengDepartment of Dermatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.ORCID https://orcid.org/0000-0003-1847-2375

Funding

GuangDong Basic and Applied Basic Research Foundation 2023A1515110487Natural Science Foundation of Guangdong Province 2022A1515012253
6 · The paper itself

Abstract

backgroundThe occurrence of scalp seborrheic dermatitis (SD) is closely related to the production of sebum and scalp barrier function. Supramolecular salicylic acid has the keratolytic and anti-inflammatory properties, and zinc pyrithione is an antifungal drug delivered as a microparticle to skin epithelia.

objectiveThis study aimed to assess the efficacy and safety of 2% supramolecular salicylic acid (SSA) combined with 0.8% zinc pyrithione conditioner (SSA-ZP) in treating scalp SD focusing on key outcome measures including sebum levels and scalp barrier function.

methodsFive patients with mild to moderate scalp SD were included in the 2-week self-controlled prospective study, receiving daily SSA-ZP treatment. Evaluation on days 0, 7, and 14 included dermoscopy, the adherent scalp flaking scale (ASFS), sebum level, transepidermal water loss (TEWL), pH, and stratum corneum hydration. We also performed the fungal count across specific scalp regions, such as the left and right sides of the forehead, the top of the head, and the occiput.

resultsFive patients with mild to moderate scalp SD participated in this study. After 2 weeks of SSA-ZP treatment, significant reductions in ASFS scores, sebum levels, and fungal count were observed, alongside improvements in TEWL and pH values across multiple scalp regions. Moreover, there was no difference in the hydration of stratum corneum.

conclusionSSA-ZP demonstrated efficacy in treating scalp SD without adverse effects, suggesting its potential as a first-line treatment option. Further research with larger sample sizes and longer follow-up periods is warranted to validate these findings.

Indexed as

Antifungal AgentsDermatitis, SeborrheicOrganometallic CompoundsPyridinesSalicylic AcidScalp DermatosesSebumAdministration, CutaneousAdultDermoscopyDrug Therapy, CombinationFemaleHumansMaleMiddle AgedProspective StudiesAntifungal AgentsOrganometallic CompoundsPyridinespyrithione zincSalicylic Acidscalp barrier functionscalp seborrheic dermatitissebum levelsupramolecular salicylic acidzinc pyrithione

Identifiers

PMID39466953
PMCPMC11743326

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.