Evidence map›Paper›PMID 41265901›Full record

ArticleJournal of cosmetic dermatology2025

Clinical Parameters Involved in Skin Tone Perception of Asian Population.

Ping Wang, Jie Qiu, Juanjuan Chen, Yang Wang, Chengda Ye, Virginie Hourblin, Etienne Huguet, Emmanuelle Mainguene, Frederic Flament

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. Article
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.

Ping WangL'Oréal Research and Innovation, Shanghai, China.ORCID https://orcid.org/0009-0000-3591-1494
Jie QiuL'Oréal Research and Innovation, Shanghai, China.ORCID https://orcid.org/0009-0006-9149-3550
Juanjuan ChenL'Oréal Research and Innovation, Shanghai, China.
Yang WangL'Oréal Research and Innovation, Shanghai, China.
Chengda YeL'Oréal Research and Innovation, Shanghai, China.
Virginie HourblinL'Oréal Research and Innovation, Aulnay-sous-Bois, France.
Etienne HuguetL'Oréal Research and Innovation, Aulnay-sous-Bois, France.
Emmanuelle MaingueneL'Oréal Research and Innovation, Rio de Janeiro, Brazil.ORCID https://orcid.org/0000-0001-8402-9721
Frederic FlamentL'Oreal Research and Innovation, Clichy, France.ORCID https://orcid.org/0000-0003-1128-9535

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

aimSkin tone contributes critically to facial attractiveness; skin aging yellowness has become a predominant aging and skin tone concern in the Asian population. However, the clinical parameters underlying the visual perception of skin yellowness remain elusive. This study explored the relevant clinical parameters and exposome factors influencing the perception of skin yellowness.

methodsPerceived facial skin yellowness was evaluated through three observation and rating tests involving 170 female participants. Standardized lighting and screen settings ensured consistent evaluations of randomized full face and skin-tone-adjusted images. The correlation of yellowness observation and clinical parameters was identified, helping to decode the parameters that determine perception.

resultsThe pair test showed that not only b* but also L* and skin diffused reflection determined yellowness perception commonly across age. Rating test on artificial face images confirmed the importance of both b* and L*. A preliminary model on colorimetric parameters was derived: Perceived Yellowness = 0.42b* - 0.2L* + 9.01. Further pair test demonstrated that perceived skin yellowness varied seasonally, suggesting an influence of sun exposure.

conclusionThis study reveals the correlation of skin yellowness perception and clinical parameters, especially the contribution of relevant colorimetric parameters. From a third-person perspective, b*, L* and diffused reflection are key determinants of perceived skin yellowness. The observed seasonal variation in yellowness perception indicated a perceivable "seasonal skin yellowing." The findings provided new insights for developing treatments for skin aging yellowness, photoprotection and modulation of colorimetric parameters (L* and b*) and optical parameter (reflection) are highlighted as important clinical targets.

Indexed as

Asian PeopleColor PerceptionSkin AgingSkin PigmentationAdolescentAdultAgedColorimetryFaceFemaleHumansMiddle AgedSeasonsSunlightYoung Adultcomputer modelingperceptionskin clinical parametersskin tonestatistics

Identifiers

PMID41265901
PMCPMC12634220

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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.