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Review Article

The primary role of sebum in the pathophysiology of acne vulgaris and its therapeutic relevance in acne management

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Article: 2296855 | Received 29 Oct 2023, Accepted 14 Dec 2023, Published online: 26 Dec 2023

Figures & data

Figure 1. Contribution of sebum to acne pathophysiology. Acne pathophysiology is driven by 4 key factors: alteration in sebaceous immunobiology (excessive sebum production and alterations in sebum composition), inflammation, follicular hyperkeratinization, and colonization of Cutibacterium acnes (Citation6,Citation47,Citation48). Solid lines indicate an impact of sebum on the other 3 acne pathogenic factors, whereas dashed lines indicate the inverse.

Figure 1. Contribution of sebum to acne pathophysiology. Acne pathophysiology is driven by 4 key factors: alteration in sebaceous immunobiology (excessive sebum production and alterations in sebum composition), inflammation, follicular hyperkeratinization, and colonization of Cutibacterium acnes (Citation6,Citation47,Citation48). Solid lines indicate an impact of sebum on the other 3 acne pathogenic factors, whereas dashed lines indicate the inverse.

Figure 2. Sebum production trends by facial region. Sebum levels are highest on the nose, followed by the forehead and chin (comprising the T-zone), and are lowest on the cheeks (comprising the U-zone), regardless of the presence of acne lesions (Citation86,Citation87). Differences in sebum production have also been noted based on patient age and sex (Citation85,Citation87).

Figure 2. Sebum production trends by facial region. Sebum levels are highest on the nose, followed by the forehead and chin (comprising the T-zone), and are lowest on the cheeks (comprising the U-zone), regardless of the presence of acne lesions (Citation86,Citation87). Differences in sebum production have also been noted based on patient age and sex (Citation85,Citation87).

Table 1. Overview of pharmacologic therapies for patients with acne and the impact on sebaceous immunobiology.

Data availability statement

Data sharing is not applicable to this article as no data sets were generated or analyzed during the current study.